Need some advice: Soft bricked HDX 8.9 - Kindle Fire HDX 7" & 8.9" Q&A, Help & Troubleshoot

Hey guys. I have a bone stock HDX 8.9 that is stuck on fastboot. I'm very familiar with Android and previously this meant that the OS was corrupted and needed reinstall. Does that sound right in this case?
If so, how do I reinstall the OS on this thing?

rudeguy said:
Hey guys. I have a bone stock HDX 8.9 that is stuck on fastboot. I'm very familiar with Android and previously this meant that the OS was corrupted and needed reinstall. Does that sound right in this case?
If so, how do I reinstall the OS on this thing?
Click to expand...
Click to collapse
You can't from fastboot as it has been crippled by Amazon (locked bootloader). Do you know the generation of HDX (3rd/4th) and what version of FireOS was installed? There are a few unbrick techniques but they only work with older models.

Davey126 said:
You can't from fastboot as it has been crippled by Amazon (locked bootloader). Do you know the generation of HDX (3rd/4th) and what version of FireOS was installed? There are a few unbrick techniques but they only work with older models.
Click to expand...
Click to collapse
Thanks for the reply.
I do not know which Gen or what OS was on it. I am doing this for a friend since I figured it would be similar to other android tabs where I just fire up Odin and call it good. I still think I could get it working if I could get the drivers to install but I'm not having any luck with any of the solutions so far.
Do these things have a stock recovery I can boot it into?

rudeguy said:
Thanks for the reply.
I do not know which Gen or what OS was on it. I am doing this for a friend since I figured it would be similar to other android tabs where I just fire up Odin and call it good. I still think I could get it working if I could get the drivers to install but I'm not having any luck with any of the solutions so far.
Do these things have a stock recovery I can boot it into?
Click to expand...
Click to collapse
You have much to learn about Amazon devices in general and HDX models in particular. They are not conventional and lack much of the standardization and recovery capability of other phones/tabs. Tools like Odin and FlashFire do not work on HDX devices. Likely perma-bricked it.
There is a crippled recovery environment (<power>+<vol+up>) but it won't do you any good as no sideload support and the hopeful looking 'factory reset' only wipes cache, dalvik and data; the system partition remains untouched. Can't flash or boot a custom recovery like twrp. Unless the bootloader is unlocked the device is an island without a functioning rom.
Welcome to Amazon.

Davey126 said:
You have much to learn about Amazon devices in general and HDX models in particular. They are not conventional and lack much of the standardization and recovery capability of other phones/tabs. Tools like Odin and FlashFire do not work on HDX devices. Likely perma-bricked it.
There is a crippled recovery environment (<power>+<vol+up>) but it won't do you any good as no sideload support and the hopeful looking 'factory reset' only wipes cache, dalvik and data; the system partition remains untouched. Can't flash or boot a custom recovery like twrp. Unless the bootloader is unlocked the device is an island without a functioning rom.
Welcome to Amazon.
Click to expand...
Click to collapse
Thanks again for the reply.
So should I not waste anymore time on this thing? Just call it junked?

rudeguy said:
Thanks again for the reply.
So should I not waste anymore time on this thing? Just call it junked?
Click to expand...
Click to collapse
There's an outside possibility the bootloader can be unlocked (key to everything) but it would be a difficult trek. Not knowing what was on it before is a killer as only certain devices can be unlocked, mostly early Gen 3s that were never updated to FireOS v4.
Just to add to the misery: fastboot cables don't work on HDX devices. Amazon should include a packet of K-Y with every purchase.

Related

Anyone tried Firerooter?

Someone released this thing, firerooter, https://plus.google.com/app/basic/communities/115612726860884592519, to root the new kindle fire hd7 KFSOWI on fireos 4.5.2. It appears to work. I know the HDX is unsupported, as the author says... but are the versions of fire is on each device that different? It is open source, so I guess some coder could figure out what exploit is being used and port it to the of hdx 7. It might work out of the box, but I don't want to brick my device. I know it is done through fastboot, I was just wondering if anyone had looked at it or tried it yet
Sent from my KFTHWI using XDA Premium 4 mobile app
the link you refer to does not exist. Could you possibly upload fireoot for general access?
Is this what you are talking about? GitHub link is on the main page.
https://peniscorp.com/firerooter/
Claims it can root any FireOS version. Haven't tried anything myself.
Nope does not work.
jmw03j said:
Is this what you are talking about? GitHub link is on the main page.
https://peniscorp.com/firerooter/
Claims it can root any FireOS version. Haven't tried anything myself.
Click to expand...
Click to collapse
Just tried on my Kindle with Fire OS 4.5.2
AlexZap said:
Someone released this thing, firerooter, https://plus.google.com/app/basic/communities/115612726860884592519, to root the new kindle fire hd7 KFSOWI on fireos 4.5.2. It appears to work. I know the HDX is unsupported, as the author says... but are the versions of fire is on each device that different? It is open source, so I guess some coder could figure out what exploit is being used and port it to the of hdx 7. It might work out of the box, but I don't want to brick my device. I know it is done through fastboot, I was just wondering if anyone had looked at it or tried it yet
Sent from my KFTHWI using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Probably won't ever work. What happens (I'm fairly certain) is that it sends a modified, rooted, stock system image through fastboot. If it wasn't so easy to root the Kindle Fire HDs (not to be confused with the new ones), this would have worked on those as well. The HDXs aren't supported because it is not possible to flash via fastboot with a locked bootloader. You'll get the message "not allowed for locked hw" or something similar. With an unlocked bootloader (which is possible, somehow), this would work.
r3pwn said:
Probably won't ever work. What happens (I'm fairly certain) is that it sends a modified, rooted, stock system image through fastboot. If it wasn't so easy to root the Kindle Fire HDs (not to be confused with the new ones), this would have worked on those as well. The HDXs aren't supported because it is not possible to flash via fastboot with a locked bootloader. You'll get the message "not allowed for locked hw" or something similar. With an unlocked bootloader (which is possible, somehow), this would work.
Click to expand...
Click to collapse
Thanks for the info! I thought it didn't matter if the boot loader was locked or not as to if you could flash a through fastboot. I thought flashing always verified the image signature and that is what kept this from being done with this HDX (flashing a modified system image).
This is a big change on Amazon's part if this is the case if they are allowing unsigned images to be flashed to their new devices. If the boot loader is unlocked, you could probably flash TWRP, or some other custom recovery and root that way. I'd be much more comfortable rooting my device that way then someone's provided modified system image... but whatever...
I guess this means that there is no exploit to speak of, and it is just a tool that makes it easier... oh well. The author talks like it could be ported to other fire is devices, but it sounds like that is not the case.
Sent from my KFTHWI using XDA Premium 4 mobile app
AlexZap said:
Thanks for the info! I thought it didn't matter if the boot loader was locked or not as to if you could flash a through fastboot. I thought flashing always verified the image signature and that is what kept this from being done with this HDX (flashing a modified system image).
This is a big change on Amazon's part if this is the case if they are allowing unsigned images to be flashed to their new devices. If the boot loader is unlocked, you could probably flash TWRP, or some other custom recovery and root that way. I'd be much more comfortable rooting my device that way then someone's provided modified system image... but whatever...
I guess this means that there is no exploit to speak of, and it is just a tool that makes it easier... oh well. The author talks like it could be ported to other fire is devices, but it sounds like that is not the case.
Sent from my KFTHWI using XDA Premium 4 mobile app
Click to expand...
Click to collapse
That's not exactly correct. Amazon has never allowed flashing unsigned images on any of their devices, including the Kindle Fire HD line; it's just that people have found a way to unlock the bootloader.
Anyways, we should be expecting TWRP and all that good stuff very soon thanks to vortox: http://forum.xda-developers.com/showpost.php?p=57767482&postcount=27
EncryptedCurse said:
That's not exactly correct. Amazon has never allowed flashing unsigned images on any of their devices, including the Kindle Fire HD line; it's just that people have found a way to unlock the bootloader.
Anyways, we should be expecting TWRP and all that good stuff very soon thanks to vortox: http://forum.xda-developers.com/showpost.php?p=57767482&postcount=27
Click to expand...
Click to collapse
Yep. He must have misunderstood my post. System partitions aren't ever signature checked because they're just too damn large. It would take an eternity.
The HDX is a different beast entirely that doesn't use fastboot and the boot loader is totally locked down.
Best case scenario: the program does nothing.
Worst case scenario: bricked HDX
Anyone is working on finding a root method for 4.5.2 ? (I'm biting my hands every time I remember that first thing after powering my kindle on, was to upgrade it)
lol...me too..gutted..
Well then...
All I need to do is to install a custom Rom (Cynogenmod, cuz fire OS sucks) via TWRP, so if he can actually make that exploit work, I would be very happy that I can actually customize my kindle and use it to its full potential. The hardware is good, the OS, not so much.
FireOS is great actually... but the desire is to have Google Play as well.
Ask amazon yo roll it back. Explain you are getting random shutdowns and the OS is lagging. That's what I done.
veaceslav said:
Anyone is working on finding a root method for 4.5.2 ? (I'm biting my hands every time I remember that first thing after powering my kindle on, was to upgrade it)
Click to expand...
Click to collapse
Not sure about 4.5.2, but you CAN downgrade:
http://forum.xda-developers.com/kindle-fire-hdx/general/rollback-to-devices-upgraded-to-4-x-t2946946
Then root using Towelroot(what I did) or the HDX toolkit.
Tried it, it works with the 2 FIreOS versions (11.3.2.5 and 11.4.5.2) (for Amazon Kindle Fire 7 HD SOHO [2013, 3rd Gen])
Only issues I have with FireOS 4.5.2 is that even with XPosed Modules to block OTA Updates and System Updates, it still continues to download the 4.5.4 update (tho it never installs it) .... Secondly with 4.5.2, the wall papers have mysteriously disappeared from the framework-res.apk ....
11.3.2.5 is the way to go, albeit stone age vs 11.4.5.2. With 3.2.5, I can modify all the wallpapers, the lockscreen ad, the bootup logo, and not have to worry about it downloading system updates. I say 3.2.5 is the way to go because if you just want to root it for Wallpapers, you don't need all the extra stuff and really don't need the newer OS.
_RumRunner_ said:
Tried it, it works with the 2 FIreOS versions (11.3.2.5 and 11.4.5.2) (for Amazon Kindle Fire 7 HD SOHO [2013, 3rd Gen])
Only issues I have with FireOS 4.5.2 is that even with XPosed Modules to block OTA Updates and System Updates, it still continues to download the 4.5.4 update (tho it never installs it) .... Secondly with 4.5.2, the wall papers have mysteriously disappeared from the framework-res.apk ....
11.3.2.5 is the way to go, albeit stone age vs 11.4.5.2. With 3.2.5, I can modify all the wallpapers, the lockscreen ad, the bootup logo, and not have to worry about it downloading system updates. I say 3.2.5 is the way to go because if you just want to root it for Wallpapers, you don't need all the extra stuff and really don't need the newer OS.
Click to expand...
Click to collapse
Wrong forum; look here. Firerooter does not work with HDX devices.
ahhh yeah... i thought was just a general question if firerooter worked at all... my apologies.
Its nice to get a response though, considering the 2 I've posted that no one seems to know anything about
again my apologies!

[Q] Safestrapped Thor to unlocked bootloader

Hello,
I'm hoping that someone can help me out with this.
Last December i bought a Fire HDX 7 (Thor). I immediatley followed the procedure to install Safestrap and the Thor Nexus ROM v2.0.1. Shortly after that my device got lost. Just last week I found it because my parents moved. After this I started looking around the internet to check if there are any 5.0 or 5.1 ROMs available. I found out they are indeed available.
What I want to do now is get rid of Safestrap, unlock the bootloader and install TWRP to be able to flash new ROMs. I want to start using TWRP because I'm used to working with TWRP.
The problem is that I can't seem to find a way to get this done, despite searching for it on this page for several hours. Can anyone help me on the right track? Would be very much appreciated.
Timmetjuh said:
Hello,
I'm hoping that someone can help me out with this.
Last December i bought a Fire HDX 7 (Thor). I immediatley followed the procedure to install Safestrap and the Thor Nexus ROM v2.0.1. Shortly after that my device got lost. Just last week I found it because my parents moved. After this I started looking around the internet to check if there are any 5.0 or 5.1 ROMs available. I found out they are indeed available.
What I want to do now is get rid of Safestrap, unlock the bootloader and install TWRP to be able to flash new ROMs. I want to start using TWRP because I'm used to working with TWRP.
The problem is that I can't seem to find a way to get this done, despite searching for it on this page for several hours. Can anyone help me on the right track? Would be very much appreciated.
Click to expand...
Click to collapse
Your options are determined by the current version of Amazon firmware installed on your device. I assume you retained Fire OS in the base slot. Boot into that and poke around settings until you find the version number (should be 13.x.x plus some other gibberish). Post what you find and we'll go from there.
Caution: You should disable wifi immediately after booting into Fire OS to prevent an automatic update from Amazon from spoiling your day. At minimum an update will limit future options. I can also brick your device depending on firmware level and other previous mods (including safestrap). Disabling wifi in Nexus is not sufficient as the two roms operate independently.
Davey126 said:
Your options are determined by the current version of Amazon firmware installed on your device. I assume you retained Fire OS in the base slot. Boot into that and poke around settings until you find the version number (should be 13.x.x plus some other gibberish). Post what you find and we'll go from there.
Caution: You should disable wifi immediately after booting into Fire OS to prevent an automatic update from Amazon from spoiling your day. At minimum an update will limit future options. I can also brick your device depending on firmware level and other previous mods (including safestrap). Disabling wifi in Nexus is not sufficient as the two roms operate independently.
Click to expand...
Click to collapse
Could it be that I somehow deleted the Fire OS back then? Don't really remeber what I did exactly..
Timmetjuh said:
Could it be that I somehow deleted the Fire OS back then? Don't really remeber what I did exactly..
Click to expand...
Click to collapse
Quite possibly. Enjoy Nexus; it's a good rom. Alternatively, follow the directions to see if you still have Fire OS installed. If at/below v3.2.6 then Lollipop is possible albeit with a lot of work and significant risk to your device. Otherwise you are limited to Fire OS and Nexus.
Seriously, if you don't recall what you did and can't figure out how start Safestrap in recovery mode be happy with what you have. There are no step-by-step guides. You have to read (a lot) and be prepared for numerous setbacks including an unrecoverable brick of your now working Kindle.
Davey126 said:
Quite possibly. Enjoy Nexus; it's a good rom. Alternatively, follow the directions to see if you still have Fire OS installed. If at/below v3.2.6 then Lollipop is possible albeit with a lot of work and significant risk to your device. Otherwise you are limited to Fire OS and Nexus.
Seriously, if you don't recall what you did and can't figure out how start Safestrap in recovery mode be happy with what you have. There are no step-by-step guides. You have to read (a lot) and be prepared for numerous setbacks including an unrecoverable brick of your now working Kindle.
Click to expand...
Click to collapse
Sorry for my late response.. I just started Safestrap and can only find 1 ROM slot, the Stock ROM slot which probably means that I deleted the original OS.
I did find some files on my laptop that brought some memories back. What I did back then is downgrade the original software to version 13.3.2.6 and than to 13.3.1.0. Does this create any new possibilities?
I just managed to create a new ROM slot and succesfully installed stock 13.3.2.6 on it, so now running on Nexus ROM and stock 13.3.2.6.
Timmetjuh said:
Sorry for my late response.. I just started Safestrap and can only find 1 ROM slot, the Stock ROM slot which probably means that I deleted the original OS.
I did find some files on my laptop that brought some memories back. What I did back then is downgrade the original software to version 13.3.2.6 and than to 13.3.1.0. Does this create any new possibilities?
Click to expand...
Click to collapse
Timmetjuh said:
I just managed to create a new ROM slot and succesfully installed stock 13.3.2.6 on it, so now running on Nexus ROM and stock 13.3.2.6.
Click to expand...
Click to collapse
Warning: Do NOT allow Fire OS to auto-update. Doing so will likely brick your device. Short term the best way to prevent this is to only boot into Nexus. If necessary I can walk you through blocking OTA. Seriously - stay out of Fire OS for now.
I am no Safestrap expert but I believe the rom in the 'base' slot becomes the default when you uninstall Safestrap. So you may have some shuffling to do. Another concern is whether removing/reinstalling Fire OS will impact the ability to recognize the OS once Safetrap is gone. You need a functioning version of Fire OS (and recovery) to follow the 'standard' rollback/update/flash procedures.
However, there may be a shortcut. If 13.3.1.0 was the base rom just prior to installing Nexus and wiping out Fire OS you then should be able to flash twrp without further prep. That would give you access to both Nexus variants and CM11. Unfortunately, there is no easy way to determine the bootloader version which is the component that really matters. It should match the last version of Fire OS that was natively installed before you overwrite it with Nexus.
Unfortunately, the recent install of 13.3.2.6 into a safestrap slot complicates matters. I believe installs within Safestrap leaves the bootloader untouched. But I can't be sure. A misstep can leave your device in an unrecoverable condition; don't go experimenting.
Let's see which recovery you have installed. Power down the device then restart holding power + vol-up. When the grey Kindle logo appears release the power key; vol-up can be released a few seconds later. What happens after the grey logo disappears?
Davey126 said:
Warning: Do NOT allow Fire OS to auto-update. Doing so will likely brick your device. Short term the best way to prevent this is to only boot into Nexus. If necessary I can walk you through blocking OTA. Seriously - stay out of Fire OS for now.
I am no Safestrap expert but I believe the rom in the 'base' slot becomes the default when you uninstall Safestrap. So you may have some shuffling to do. Another concern is whether removing/reinstalling Fire OS will impact the ability to recognize the OS once Safetrap is gone. You need a functioning version of Fire OS (and recovery) to follow the 'standard' rollback/update/flash procedures.
However, there may be a shortcut. If 13.3.1.0 was the base rom just prior to installing Nexus and wiping out Fire OS you then should be able to flash twrp without further prep. That would give you access to both Nexus variants and CM11. Unfortunately, there is no easy way to determine the bootloader version which is the component that really matters. It should match the last version of Fire OS that was natively installed before you overwrite it with Nexus.
Unfortunately, the recent install of 13.3.2.6 into a safestrap slot complicates matters. I believe installs within Safestrap leaves the bootloader untouched. But I can't be sure. A misstep can leave your device in an unrecoverable condition; don't go experimenting.
Let's see which recovery you have installed. Power down the device then restart holding power + vol-up. When the grey Kindle logo appears release the power key; vol-up can be released a few seconds later. What happens after the grey logo disappears?
Click to expand...
Click to collapse
I see the following:
Kindle Fire System Recovery
Your Kindle doesn't seem to be able to boot. Resetting your device to Factory defaults may help you to fix this issue.
Then I get the options to Reboot or to reset to Factory Default.
Oh, the Fire OS is not connected to any networks so it won't be able to update.
Timmetjuh said:
I see the following:
Kindle Fire System Recovery
Your Kindle doesn't seem to be able to boot. Resetting your device to Factory defaults may help you to fix this issue.
Then I get the options to Reboot or to reset to Factory Default.
Oh, the Fire OS is not connected to any networks so it won't be able to update.
Click to expand...
Click to collapse
Ok - a working stock recovery. That's good.
I am conflicted on next steps. The scripted approach would have you uninstall Safestrap (assuming Fire OS had remained in slot 0), rollback to 3.1.0 and then install twrp. However, since slot 0 now contains Nexus I do not feel removing Safestrap is wise. Nor to I think reinstalling Fire OS in the base slow will yield a functioning system once Safestrap is gone.
The 'shortcut' would have you flash twrp recovery (via adb or Flashify) since your bootloader *should*_be at the right level due to a previous 3.1.0 rollback. However, if that is not correct you will end up with a borked recovery which is difficult to rectify.
In your shoes I would probably do nothing given the device is fully functional. The developer of the Nexus rom is working on a KitKat 'upgrade' which is close to being released; a Safestrap variant will hopefully follow. There's no shame in running Nexus. Upgrade to v4.4, add a few Xposed modules and you have fully supported, near AOSP environment that's only lacking a few eye candy elements from Lollipop.
Davey126 said:
Ok - a working stock recovery. That's good.
I am conflicted on next steps. The scripted approach would have you uninstall Safestrap (assuming Fire OS had remained in slot 0), rollback to 3.1.0 and then install twrp. However, since slot 0 now contains Nexus I do not feel removing Safestrap is wise. Nor to I think reinstalling Fire OS in the base slow will yield a functioning system once Safestrap is gone.
The 'shortcut' would have you flash twrp recovery (via adb or Flashify) since your bootloader *should*_be at the right level due to a previous 3.1.0 rollback. However, if that is not correct you will end up with a borked recovery which is difficult to rectify.
In your shoes I would probably do nothing given the device is fully functional. The developer of the Nexus rom is working on a KitKat 'upgrade' which is close to being released; a Safestrap variant will hopefully follow. There's no shame in running Nexus. Upgrade to v4.4, add a few Xposed modules and you have fully supported, near AOSP environment that's only lacking a few eye candy elements from Lollipop.
Click to expand...
Click to collapse
It's not that I don't like the Nexus ROM, I just like to experiment with these things..
So I just installed TWRP with Flashify (started Flashify from NEXUS) and now I seem stuck at the grey Kindle fire logo. I'm just going to leave it alone for a few hours, hopefully it boots later today.
Davey126 said:
Ok - a working stock recovery. That's good.
I am conflicted on next steps. The scripted approach would have you uninstall Safestrap (assuming Fire OS had remained in slot 0), rollback to 3.1.0 and then install twrp. However, since slot 0 now contains Nexus I do not feel removing Safestrap is wise. Nor to I think reinstalling Fire OS in the base slow will yield a functioning system once Safestrap is gone.
The 'shortcut' would have you flash twrp recovery (via adb or Flashify) since your bootloader *should*_be at the right level due to a previous 3.1.0 rollback. However, if that is not correct you will end up with a borked recovery which is difficult to rectify.
In your shoes I would probably do nothing given the device is fully functional. The developer of the Nexus rom is working on a KitKat 'upgrade' which is close to being released; a Safestrap variant will hopefully follow. There's no shame in running Nexus. Upgrade to v4.4, add a few Xposed modules and you have fully supported, near AOSP environment that's only lacking a few eye candy elements from Lollipop.
Click to expand...
Click to collapse
It still boots after a very long time, however I don't know if I get the possibility to enter recovery because it takes several hours to boot. Any more ideas?
Timmetjuh said:
It still boots after a very long time, however I don't know if I get the possibility to enter recovery because it takes several hours to boot. Any more ideas?
Click to expand...
Click to collapse
Power down device and attempt to enter recovery by pressing power + vol-up. Release the power button after the grey logo appears; vol-up can be released after a few seconds. What happens next? Likely one of the following (good -> bad):
- blue screen followed by twrp recovery
- stock recovery with only two options: factory reset and reboot
- continuation of grey kindle logo
Davey126 said:
Power down device and attempt to enter recovery by pressing power + vol-up. Release the power button after the grey logo appears; vol-up can be released after a few seconds. What happens next? Likely one of the following (good -> bad):
- blue screen followed by twrp recovery
- stock recovery with only two options: factory reset and reboot
- continuation of grey kindle logo
Click to expand...
Click to collapse
I'm stuck at the grey Kindle logo..
Did it! Managed to flash the stock bootloader, rollback and install TWRP. Now ready to flash CM11. Thanks for you help!
Timmetjuh said:
Did it! Managed to flash the stock bootloader, rollback and install TWRP. Now ready to flash CM11. Thanks for you help!
Click to expand...
Click to collapse
Congrats! Had a bad feeling after your earlier post; glad that was misplaced. Enjoy CM11 and all the goodness that comes from a liberated HDX.
At some point you should consider unlocking the bootloader. That will provide an important fail safe should things go wrong and opens the door to newer roms. Unlike previous flashes there is little/no risk in unlocking. It will either work or not with no adverse consequences. Unlocking can be a frustrating ride as the process involves multiple steps in unfamiliar territory but ultimately the benefits outweigh the effort IMO. Nothing that needs to be tackled right away but keep it on your radar ... especially if you plan to experiment with other roms.
Unlock bootloader
Hello davey,
I am also interested in getting from safestrap v4 to an unlocked bootloader in order to use a lollipop ROM. My 3rd gen hdx 7 started on 4.5.5 so I did OTA rollback to 3.2.8, upgraded to 4.5.2, then rooted and safestrapped. Unfortunately I lost my stock ROM, but I current have both CM11 and HDZ nexus v4 on 2 different ROM slots. What would be my best way to proceed? From my research so far, it would appear I need to flash hdx nexus 2.0, then flash rollback image to get to modified 3.2.4, and from there 3.1.0 stock update with will allow me to use python method to unlock BL. Is this all correct?
Thanks in advance for your guidance
slothdabski said:
Hello davey,
I am also interested in getting from safestrap v4 to an unlocked bootloader in order to use a lollipop ROM. My 3rd gen hdx 7 started on 4.5.5 so I did OTA rollback to 3.2.8, upgraded to 4.5.2, then rooted and safestrapped. Unfortunately I lost my stock ROM, but I current have both CM11 and HDZ nexus v4 on 2 different ROM slots. What would be my best way to proceed? From my research so far, it would appear I need to flash hdx nexus 2.0, then flash rollback image to get to modified 3.2.4, and from there 3.1.0 stock update with will allow me to use python method to unlock BL. Is this all correct?
Thanks in advance for your guidance
Click to expand...
Click to collapse
No. You can NOT unlock the bootloader! You can NOT downgrade to 3.2.4 and then further to 3.1.0/3.2.3.2! DON'T attempt to do so, you will brick your HDX!
Your only available option is to stay on 4.5.2 and use Safestrap v4 with either Nexus and/or CM11.
slothdabski said:
Hello davey,
I am also interested in getting from safestrap v4 to an unlocked bootloader in order to use a lollipop ROM. My 3rd gen hdx 7 started on 4.5.5 so I did OTA rollback to 3.2.8, upgraded to 4.5.2, then rooted and safestrapped. Unfortunately I lost my stock ROM, but I current have both CM11 and HDZ nexus v4 on 2 different ROM slots. What would be my best way to proceed? From my research so far, it would appear I need to flash hdx nexus 2.0, then flash rollback image to get to modified 3.2.4, and from there 3.1.0 stock update with will allow me to use python method to unlock BL. Is this all correct?
Thanks in advance for your guidance
Click to expand...
Click to collapse
Unfortunately, you can not unlock your bootloader. Amazon introduced anti-rollback protection that will hard brick the device if rolled back below 3.2.8. Sorry, mate.
Davey126 said:
Unfortunately, you can not unlock your bootloader. Amazon introduced anti-rollback protection that will hard brick the device if rolled back below 3.2.8. Sorry, mate.
Click to expand...
Click to collapse
Thanks Davey, you have been very helpful replying to me in another thread also. My reason for seeking a ROM other, than Nexus v4 or CM11, is the kitkat bluetooth tether/VPN bug documented at code.google.com/p/android/issues/detail?id=62714 (sorry for no direct link, xda won't let me post them yet). A "work around" is to establish a wifi connection, even if it doesnt have internet access. This, for whatever reason, allows kitkat to forward the packets to apps on the kindle. I probably could get away with plugging in an old access point at work to enable the sharing sharing of my phones data connection with my safestrap kitkit kindle, but this isn't practical outside of my workplace.
FYI, I cant share my phone's connection via wifi because its an ATT note 4 with lollipop, a locked bootloader, and no permaroot available. I doubt there's a way to tether between 2 android devices via microUSB; but i'd be open to that too!
Thanks again for your wisdom and expertise!
slothdabski said:
Thanks Davey, you have been very helpful replying to me in another thread also. My reason for seeking a ROM other, than Nexus v4 or CM11, is the kitkat bluetooth tether/VPN bug documented at code.google.com/p/android/issues/detail?id=62714 (sorry for no direct link, xda won't let me post them yet). A "work around" is to establish a wifi connection, even if it doesnt have internet access. This, for whatever reason, allows kitkat to forward the packets to apps on the kindle. I probably could get away with plugging in an old access point at work to enable the sharing sharing of my phones data connection with my safestrap kitkit kindle, but this isn't practical outside of my workplace.
FYI, I cant share my phone's connection via wifi because its an ATT note 4 with lollipop, a locked bootloader, and no permaroot available. I doubt there's a way to tether between 2 android devices via microUSB; but i'd be open to that too!
Thanks again for your wisdom and expertise!
Click to expand...
Click to collapse
I actually just got it working by running the following as SU in terminal emaulator
# ip route add default dev tun0 scope link
Not sure yet if I have to do this every time I tether, but if so, i think i can just make a script to execute automatically?

[Q] Kindle hdx 8.9 Unable to register with Amazon problem?

I am thinking of buying Kindle Fire HDX 8.9 off ebay that says unable to register with Amazon . As i do not want it as a Kindle and would root and put custom rom on it would this be a problem in any other way?
bbthebeard said:
I am thinking of buying Kindle Fire HDX 8.9 off ebay that says unable to register with Amazon . As i do not want it as a Kindle and would root and put custom rom on it would this be a problem in any other way?
Click to expand...
Click to collapse
You don't have enough information to know whether it can be rooted or accept a custom ROM. Only firmware versions 4.5.2 and below can be rooted. The bootloader can only be unlocked with firmware 3.2.6 and below (ideally 3.2.3 or below). Between those versions you can install Safestrap and a limited selection of ROMs. Be aware Kindles in general and HDX models in particular are not like other android devices. Difficult to tame and easy to brick. The normal suite of advanced tools and recovery techniques don't work with Kindles including 'factory' cables and most fast boot commands. Make a simple mistake and you'll have an expensive door stop.
One has to question any device that can not be registered with Amazon. Why is that? A factory reset should allow the device to be registered to either the previous or new owner.
I,ll give it a miss
Davey126 said:
You don't have enough information to know whether it can be rooted or accept a custom ROM. Only firmware versions 4.5.2 and below can be rooted. The bootloader can only be unlocked with firmware 3.2.6 and below (ideally 3.2.3 or below). Between those versions you can install Safestrap and a limited selection of ROMs. Be aware Kindles in general and HDX models in particular are not like other android devices. Difficult to tame and easy to brick. The normal suite of advanced tools and recovery techniques don't work with Kindles including 'factory' cables and most fast boot commands. Make a simple mistake and you'll have an expensive door stop.
One has to question any device that can not be registered with Amazon. Why is that? A factory reset should allow the device to be registered to either the previous or new owner.
Click to expand...
Click to collapse
Thanks for reply, Having already got a kindle fire hd i thought the hdx would be no problem rooting , Having read your thoughts and other peoples comments i think i will steer clear and definitely give dodgy ebay listing a miss

Have TWRP but not root HDX 8.9 3rd gen

I got a new Motherboard and daughterboard in my HDX Apollo. I was able to get TWRP on it, but it keeps saying i dont appear to have root. I tried installing the latest supersu but it apparently didnt work. Anyway, i have realized that i just keep getting myself into trouble playing with root. All i want is to get my 3rd gen back to 4.5.5.1 fire os and wait for the fire os 5 update for it(hopefully) Any help on how i can do that? Ive tried downloading the latest Kindle update for apollo, renaming the .bin to update.zip and transferring it over and installing it but it never boots further than the 'kindle' screen.
Thanks for your help, sorry to be a pain
If you're on Fire OS 4.x you don't have TWRP, but Safestrap v4. After what you've done, do you still have access to Safestrap? Installing an amazon update with Safestrap installed, or even just rooted could easily mess up the device, i.e. brick it.
I don't think it's fire os 4x then. It does boot into the twrp interface and is fully functional but when you go to reboot into a different recovery it says something like "it appears you do not have root. Would you like to install supersu?" Even if I say yes it acts like it installs but apparently doesn't. I can post pics later
Sent from my SM-G920V using XDA-Developers mobile app
Cl4ncy said:
If you're on Fire OS 4.x you don't have TWRP, but Safestrap v4. After what you've done, do you still have access to Safestrap? Installing an amazon update with Safestrap installed, or even just rooted could easily mess up the device, i.e. brick it.
Click to expand...
Click to collapse
Oh and I'm not sure what the new board had on it. It never fully booted. That's why I installed twrp. Thanks for the reply though!
Sent from my SM-G920V using XDA-Developers mobile app
mhuck0625 said:
I don't think it's fire os 4x then. It does boot into the twrp interface and is fully functional but when you go to reboot into a different recovery it says something like "it appears you do not have root. Would you like to install supersu?" Even if I say yes it acts like it installs but apparently doesn't. I can post pics later
Click to expand...
Click to collapse
mhuck0625 said:
Oh and I'm not sure what the new board had on it. It never fully booted. That's why I installed twrp. Thanks for the reply though!
Click to expand...
Click to collapse
- how did you "install" TWRP (method)?
- how are you accessing TWRP - just pressing the power button or some key combination (yes, it's important)?
- does a graphic vaguely resembling Frankenstein appear when you power up the device?
Davey126 said:
- how did you "install" TWRP (method)?
- how are you accessing TWRP - just pressing the power button or some key combination (yes, it's important)?
- does a graphic vaguely resembling Frankenstein appear when you power up the device?
Click to expand...
Click to collapse
I installed TWRP using the method instructed here: http://forum.xda-developers.com/kin...-to-unbrick-kindle-fire-hdx-firmware-t3277197
When i want to get to TWRP i press and hold Power + Vol UP until it rebootes into the Teamwin screen and TWRP. It is version 2.8.7.0 now(the instructions got 2.8.5.0 installed then i upgraded)
I dont remember what the graphic looked like when booting into TWRP but i know it said TeamWin. I can check when i get it charged back up enough to turn on. Ive had it sitting unplugged for days and the battery ran dead. I hope this is enough info to help get me pointed in the right direction. Thanks!
Ok, if it's the real TWRP which it seems to be, Safestrap has no TeamWin logo at boot, I'd suggest you leave it be. Currently you can use all available ROMs, so if there'll be a future version of Fire OS you could use a TWRP flashable version of it. I doubt there will be a Fire OS 5 update for the "old" Thor/Apollo line though.
You would destroy the possibilities you currently have by updating to Fire OS 4.5.5.1.
Meanwhile you can unlock your bootloader (if you haven't already), and update TWRP to 3.0.0-1 (requires unlocked bootloader).
Don't I need root though? How can I unlock my bootloader from the stage I'm at now? I'm just a bit afraid of proceeding in case I brick it again
Sent from my SM-G920V using XDA-Developers mobile app
Cl4ncy said:
Ok, if it's the real TWRP which it seems to be, Safestrap has no TeamWin logo at boot, I'd suggest you leave it be. Currently you can use all available ROMs, so if there'll be a future version of Fire OS you could use a TWRP flashable version of it. I doubt there will be a Fire OS 5 update for the "old" Thor/Apollo line though.
You would destroy the possibilities you currently have by updating to Fire OS 4.5.5.1.
Meanwhile you can unlock your bootloader (if you haven't already), and update TWRP to 3.0.0-1 (requires unlocked bootloader).
Click to expand...
Click to collapse
Don't I need root though? How can I unlock my bootloader from the stage I'm at now? I'm just a bit afraid of proceeding in case I brick it again
Sent from my SM-G920V using XDA-Developers mobile app
There's no risk in unlocking, the bootloader either unlocks or it errors/fails. Try the one-click-solution first (might require the PDANet drivers). It's recommended to update the bootloader to 3.2.3.2 (do it only, if the unlock worked ok).
TWRP can be updated from TWRP itself, so I'd recommend doing it that way. Just be sure to flash the TWRP image to the recovery partition.
Cl4ncy said:
There's no risk in unlocking, the bootloader either unlocks or it errors/fails. Try the one-click-solution first (might require the PDANet drivers). It's recommended to update the bootloader to 3.2.3.2 (do it only, if the unlock worked ok).
TWRP can be updated from TWRP itself, so I'd recommend doing it that way. Just be sure to flash the TWRP image to the recovery partition.
Click to expand...
Click to collapse
Tried 1-Click. In both Linux(Ubuntu 16.04) and Windows(10.1 x64) i get an error saying ADB is not enabled on the device. Ive tried booting into fastboot(with fastboot cable) tried using the regular cable and booting into TWRP. Any combination of boot modes and cables i can think of wont work. Where should i go from here?
Thanks
mhuck0625 said:
Don't I need root though? How can I unlock my bootloader from the stage I'm at now? I'm just a bit afraid of proceeding in case I brick it again
Click to expand...
Click to collapse
Root is irrelevant at this stage as nothing has been flashed to the system partition (where ROMs live).
Davey126 said:
Root is irrelevant at this stage as nothing has been flashed to the system partition (where ROMs live).
Click to expand...
Click to collapse
Ok, so i will need root to install ROMs then? How do i solve my problem unlocking the bootloader?
mhuck0625 said:
Tried 1-Click. In both Linux(Ubuntu 16.04) and Windows(10.1 x64) i get an error saying ADB is not enabled on the device. Ive tried booting into fastboot(with fastboot cable) tried using the regular cable and booting into TWRP. Any combination of boot modes and cables i can think of wont work. Where should i go from here?
Thanks
Click to expand...
Click to collapse
Lack of a functioning ROM could prove problematic if ADB is not enabled. I do not recall if the version of TWRP you installed provides native support for MTP which is essential for moving files onto the device. You may need to go the manual route to unlock bootloader which still requires tethered access but only at the fastboot level.
Nearing the edge of my pay grade on this topic; looking for others with more recent experience to jump in...
Davey126 said:
Lack of a functioning ROM could prove problematic if ADB is not enabled. I do not recall if the version of TWRP you installed provides native support for MTP which is essential for moving files onto the device. You may need to go the manual route to unlock bootloader which still requires tethered access but only at the fastboot level.
Nearing the edge of my pay grade on this topic; looking for others with more recent experience to jump in...
Click to expand...
Click to collapse
I do have mtp access and can transfer files easily. Should I try installing a Rom to see if I get adb access? What's a good Rom to try
Sent from my SM-G920V using XDA-Developers mobile app
Davey126 said:
Lack of a functioning ROM could prove problematic if ADB is not enabled. I do not recall if the version of TWRP you installed provides native support for MTP which is essential for moving files onto the device. You may need to go the manual route to unlock bootloader which still requires tethered access but only at the fastboot level.
Nearing the edge of my pay grade on this topic; looking for others with more recent experience to jump in...
Click to expand...
Click to collapse
Just curious on one thing. Whenever i see a ROM to download it says i need to unlock the bootloader and have root before i can do that. In MY case i do NOT have either, yet i was able to flash a new recovery(TWRP) How is this possible? How would i go about installing a new ROM or unlocking the bootloader?
Is there a way to flash the stock recovery back so i can reinstall fireOS and start from scratch?
Is there a way to tell what bootloader i have from within TWRP?
I realize i probably should have done a little more reading before i started messing with it :/ I do appreciate all the help you have been able to provide so far!
mhuck0625 said:
I do have mtp access and can transfer files easily. Should I try installing a Rom to see if I get adb access? What's a good Rom to try
Click to expand...
Click to collapse
mhuck0625 said:
Just curious on one thing. Whenever i see a ROM to download it says i need to unlock the bootloader and have root before i can do that. In MY case i do NOT have either, yet i was able to flash a new recovery(TWRP) How is this possible? How would i go about installing a new ROM or unlocking the bootloader?
Is there a way to flash the stock recovery back so i can reinstall fireOS and start from scratch?
Is there a way to tell what bootloader i have from within TWRP?
I realize i probably should have done a little more reading before i started messing with it :/ I do appreciate all the help you have been able to provide so far!
Click to expand...
Click to collapse
- traveling; response will be brief
- suggest flashing cm11 as it does not require an unlocked bootloader nor GAaps for basic functionality
- include SuperSU in flash package to secure root
- follow flashing directions in cm11 OP
- report back results; will go from there
Davey126 said:
- traveling; response will be brief
- suggest flashing cm11 as it does not require an unlocked bootloader nor GAaps for basic functionality
- include SuperSU in flash package to secure root
- follow flashing directions in cm11 OP
- report back results; will go from there
Click to expand...
Click to collapse
Downloaded CM11 and installed via this thread
http://forum.xda-developers.com/kin...-cm-11-safestrap-20150628-unofficial-t3145547
Copied it as well as the latest SuperSu(v2.65) to the Kindle Fire
Went to Install, saw both Zip files. Selected them(CM11 first, then Supersu second) Swipe to install, rebooted and nothing came up. Rebooted into TWRP and repeated the process after wiping dalvik/cache. Still nothing
mhuck0625 said:
Downloaded CM11 and installed via this thread
http://forum.xda-developers.com/kin...-cm-11-safestrap-20150628-unofficial-t3145547
Copied it as well as the latest SuperSu(v2.65) to the Kindle Fire
Went to Install, saw both Zip files. Selected them(CM11 first, then Supersu second) Swipe to install, rebooted and nothing came up. Rebooted into TWRP and repeated the process after wiping dalvik/cache. Still nothing
Click to expand...
Click to collapse
Makes sense. Likely no kernel. Will probably need to install a full version of FireOS for underlying components. Need to have a think about which build to maximize results, minimize rework. More later....
Davey126 said:
Makes sense. Likely no kernel. Will probably need to install a full version of FireOS for underlying components. Need to have a think about which build to maximize results, minimize rework. More later....
Click to expand...
Click to collapse
You have no idea how much i appreciate the help!
I look forward to hearing what you come up with!!
I would be happy just going straight back to full fire os - Stock EVERYTHING and not even worrying about running another OS. I just want to have a usable tablet again!

Kindle fire HDX 8.9 stucked at logo screen

Background: My kindle hdx 8.9 3rd gen was running FireOS 4.5.1 , then installed the kingroot, after that safestrap v4. Having the SS recovery installed, i make attempt to replace kingroot with supersu by flasing supersu v2. 46. It got stuck at logo white-yellow. I do a manufactory reset but still no hope.
Stupid me for not backing up the stock rom since i was confidence in the past was able to do it flawlessly.
Right now:
SS Recovery is accessible
ADB/Fastboot is accessible
Locked bootloader.
Any help would be appriciated.
firebird21 said:
Background: My kindle hdx 8.9 3rd gen was running FireOS 4.5.1 , then installed the kingroot, after that safestrap v4. Having the SS recovery installed, i make attempt to replace kingroot with supersu by flasing supersu v2. 46. It got stuck at logo white-yellow. I do a manufactory reset but still no hope.
Stupid me for not backing up the stock rom since i was confidence in the past was able to do it flawlessly.
Right now:
SS Recovery is accessible
ADB/Fastboot is accessible
Locked bootloader.
Any help would be appriciated.
Click to expand...
Click to collapse
- boot into Safestrap recovery
- use 'adb push' to copy the Fire Nexus install zip (here) to your device
- flash/install Nexus to the STOCK slot (includes GAaps and SuperSU)
You can switch to CM11 later if desired (overwrite Nexus in the STOCK slot) or move forward with unlocking the bootloader for access to the full suite of HDX roms.
Davey126 said:
- boot into Safestrap recovery
- use 'adb push' to copy the Fire Nexus install zip (here) to your device
- flash/install Nexus to the STOCK slot (includes GAaps and SuperSU)
You can switch to CM11 later if desired (overwrite Nexus in the STOCK slot) or move forward with unlocking the bootloader for access to the full suite of HDX roms.
Click to expand...
Click to collapse
Thank you for the quick answer.
Would install original stock OS be possible? in case i want to return it to amazon? Just bought it a week ago.
firebird21 said:
Thank you for the quick answer.
Would install original stock OS be possible? in case i want to return it to amazon? Just bought it a week ago.
Click to expand...
Click to collapse
Yes - but start with Nexus to get the device up and running with minimal risk. Reinstalling FireOS presents a few challenges given your previous actions. Post back if/when ready. Guessing you will want to stay on Nexus or go further and unlock the bootloader.
Davey126 said:
Yes - but start with Nexus to get the device up and running with minimal risk. Reinstalling FireOS presents a few challenges given your previous actions. Post back if/when ready. Guessing you will want to stay on Nexus or go further and unlock the bootloader.
Click to expand...
Click to collapse
It seems like the nexus has the same symptom. It's stucked at the loading logo.
firebird21 said:
It seems like the nexus has the same symptom. It's stucked at the loading logo.
Click to expand...
Click to collapse
Return to Safestrap recovery and perform a factory reset from the wipe menu (slider at bottom). Then reflash Nexus ROM.
Davey126 said:
Return to Safestrap recovery and perform a factory reset from the wipe menu (slider at bottom). Then reflash Nexus ROM.
Click to expand...
Click to collapse
Yes, this time it works.
firebird21 said:
Yes, this time it works.
Click to expand...
Click to collapse
Great. Enjoy your liberated HDX!
Davey126 said:
Great. Enjoy your liberated HDX!
Click to expand...
Click to collapse
Since the ROM was installed in Stock slot, should i be precautious of doing anything in future? I read the safestrap v4 thread that wifi will not work in second slot right, any update on this?
firebird21 said:
Since the ROM was installed in Stock slot, should i be precautious of doing anything in future? I read the safestrap v4 thread that wifi will not work in second slot right, any update on this?
Click to expand...
Click to collapse
No special precautions as some earlier limitations have been lifted. Avoid performing a factory reset from the native (not Safestrap) recovery menu as it can yield an unresponsive device that occasionally can not be recovered. Also try to keep a rom zip on the device at all times for emergency recovery.
Safestrap v4 is a special build for HDX with primary emphasis on allowing custom ROMs to run on a locked device running the native FireOS v4 kernel. There was never a need or intent to leverage secondary slots as was the case with Safestrap v3; in hindsight the developer probably should have disabled them. Aside from WiFi/BT radio issues processor management is also whacked. Only 2 of 4 processors will go online and both operate at maximum frequency. As a result the device never sleeps, performs poorly and has lousy battery life. None of these problems arise in the STOCK slot.
Keep in mind all 3rd gen devices can now be unlocked eliminating the need for Safestrap and opening the door to the full suite of custom ROMs including KitKat, Lollipop and Marshmallow variants. Unfortunately, the process is a bit involved as most steps are manual and require some technical experience.
Enjoy Nexus for now; it's a fine ROM that is fast, lean and energy efficient. Not to mention full access to Google Play Store/Services/apps and the ideal platform for Xposed extensions if you want even greater control over the hardware and user interface.
Davey126 said:
No special precautions as some earlier limitations have been lifted. Avoid performing a factory reset from the native (not Safestrap) recovery menu as it can yield an unresponsive device that occasionally can not be recovered. Also try to keep a rom zip on the device at all times for emergency recovery.
Safestrap v4 is a special build for HDX with primary emphasis on allowing custom ROMs to run on a locked device running the native FireOS v4 kernel. There was never a need or intent to leverage secondary slots as was the case with Safestrap v3; in hindsight the developer probably should have disabled them. Aside from WiFi/BT radio issues processor management is also whacked. Only 2 of 4 processors will go online and both operate at maximum frequency. As a result the device never sleeps, performs poorly and has lousy battery life. None of these problems arise in the STOCK slot.
Keep in mind all 3rd gen devices can now be unlocked eliminating the need for Safestrap and opening the door to the full suite of custom ROMs including KitKat, Lollipop and Marshmallow variants. Unfortunately, the process is a bit involved as most steps are manual and require some technical experience.
Enjoy Nexus for now; it's a fine ROM that is fast, lean and energy efficient. Not to mention full access to Google Play Store/Services/apps and the ideal platform for Xposed extensions if you want even greater control over the hardware and user interface.
Click to expand...
Click to collapse
That sounds good. You have been a great help to me.

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