[Q] Failed fastboot oem unlock - Atrix 4G Q&A, Help & Troubleshooting

So, I have an Atrix 4G (2.3.6) and decided to try rooting in order to install a proper adblock. I'm a bit new to Android so I did some careful research and I found some tutorials that showed to do a fastboot oem unlock.
But I guess the Atrix doesn't unlock from a straight fastboot oem unlock command? Because it now boots directly to the fastboot screen with a "(ap) fastboot flash mode (s) flash failure" error.
I can get it to boot normally by holding the volume and power buttons and selecting 'normal' but that is a pain and can only be done with a good charge on it.
I'm going to say I don't know what I'm doing here. First and foremost I'd like to restore a normal boot, though I wouldn't mind knowing what to do from here to properly root it.

Lt.bird said:
So, I have an Atrix 4G (2.3.6) and decided to try rooting in order to install a proper adblock. I'm a bit new to Android so I did some careful research and I found some tutorials that showed to do a fastboot oem unlock.
But I guess the Atrix doesn't unlock from a straight fastboot oem unlock command? Because it now boots directly to the fastboot screen with a "(ap) fastboot flash mode (s) flash failure" error.
I can get it to boot normally by holding the volume and power buttons and selecting 'normal' but that is a pain and can only be done with a good charge on it.
I'm going to say I don't know what I'm doing here. First and foremost I'd like to restore a normal boot, though I wouldn't mind knowing what to do from here to properly root it.
Click to expand...
Click to collapse
what steps did you take? fastboot oem unlock only works when the bootloader isn't locked anymore. By default, manufacturers lock their bootloaders so also with motorola you need to unlock it first. There are some ways to do this, the sbf method and whatnot but it's not really idiotproof.
Is all you did the fastboot oem unlock? else you might want to relock it by "fastboot oem lock" and just root your phone if you don't want to go custom rom

Have you tried this: - http://forum.xda-developers.com/showthread.php?t=1182871

Related

HTC One Max International Version - Red Exclamation and Reboot

So I was on my way to unlocking my boot loader and rooting the phone when i ran into this issue. (i am on AT&T)
The phone is stuck on a Red Exclamation Point and then it reboots to a white HTC screen every minute or two.
Where I was at in the process my bootloader was "unlocked", "tampered" displayed. I had even backed up with TWRP. The thing was I couldnt get the USB Debugging turned on. I turned it on before I started the process and was having trouble finishing with superuser and rooting the device. I had been trying forever to setup the S-OFF Feature to NO AVAIL.
Once I unlocked on HTCdev and then setup TWRP I just could never get the phone back to normal.
Once again this is the INT'L Version of the HTC ONE MAX and I just don't know where to turn next.
Please help. I am without phone and just purchased yesterday.
TIA - Mark
Well what you need is an ruu (rom utility updater) which is an updater program officially from htc. but I can't seem to find it for you, perhaps because it's not even made yet..
I'm affraid it's gonna have to go back to the store, are you able to acces to bootloader? if not, then don't worry about it being unlocked, they'll never notice. They're going to reset it for you or give you a replacement.
shaggydiamond said:
Well what you need is an ruu (rom utility updater) which is an updater program officially from htc. but I can't seem to find it for you, perhaps because it's not even made yet..
I'm affraid it's gonna have to go back to the store, are you able to acces to bootloader? if not, then don't worry about it being unlocked, they'll never notice. They're going to reset it for you or give you a replacement.
Click to expand...
Click to collapse
heres my question how do i know what RUU to search for? how do i figure out which version i need based on my phone?
Thanks in advance.
Mark
Well you say you have the international version? but you got it from at&t so it's carrier branded right?
but first things first, you have to be able to access the bootloader to start the ruu. So can you access it?
when in fastboot: find out the CID by this command: fastboot getvar cid
If it answers with : None. Don't worry, try this command: fastboot oem readcid
Then it will tell you the CID. this code is needed when receiving updates from your carrier.
You will need to find the ruu for your CID, any other ruu won't work.
If you find an international ruu for your phone, you can use that one, but you have to have SuperCID.
You can get superCID after you s-off..
If you have SuperCID you can flash any ruu for your device, be careful though, I bricked my htc one s with a wrong ruu.
Goodluck!
the phone is not sold by ATT but is GSM
i cannot access boot loader.
I cant get past the RED EXCLAMATION (so am I bricked?)
this is the phone...
http://www.amazon.com/HTC-One-Max-F...92559809&sr=8-3&keywords=htc+one+max+unlocked
when in fastboot: find out the CID by this command: fastboot getvar cid
If it answers with : None. Don't worry, try this command: fastboot oem readcid
also i did find the TRWP backup if that matters or helps....
i tried both commands and it says fastboot is notrecognized as an internal or external command
operable program or batch file.
Well if you cannot access the bootloader, then you can't use fastboot commands..
Can you tell me what button pressing combinations you have used to enter bootloader?
Can you try to power the phone off completely and then just hold volume down?
The twrp backup can come in handy when your phone gets a working recovery, don't delete that
when i hold down the vol down...it just stays on RED EXCLAMATION....and when I try and enter bootloader mode with vol it just gives me the reset to the White HTC screen and back to the RED EXCL
i have not been able to power down completely
dankduke said:
when i hold down the vol down...it just stays on RED EXCLAMATION....and when I try and enter bootloader mode with vol it just gives me the reset to the White HTC screen and back to the RED EXCL
Click to expand...
Click to collapse
I'm pretty clueless here, If i were you i would keep trying to get in the bootloader. I have had a similar soft brick on my htc one and after half an hour of pressing every key combination it ended up in the bootloader. If that doesn't work I would let it get replaced on warranty
Okay so now I need some HELP.
I took out the SD Card and the SIM Card and the Bootloader screen comes up.
My choices are FASTBOOT, RECOVERY FACTORY RESET, SIM LOCK etc.
What do I do. I feel like I got one chance at this!
And here is my boot loader
my last question....how do i enable the USB Debugging. It shows as being OFF.
Can i do through boot loader or through the CMD Prompt..?
dankduke said:
my last question....how do i enable the USB Debugging. It shows as being OFF.
Can i do through boot loader or through the CMD Prompt..?
Click to expand...
Click to collapse
okey here's what you do, you don't have to have usb debugging enabled. that's only for adb purposes. You need to try and access the twrp recovery from the bootloader. If it doesn't work. try and look for the boot.img file of a twrp recovery for your device and flash that through fastboot

Moto Z Driod Bootloader Issue

So I tried Unlocking Bootloader with a made up unlock.bin.
Word of warning be careful if you try it.
This is my experience: OEM UNLOCK with a made up bin phone gives a warning about wiping.
Out of curiosity I wanted to see if it would just fail out it didn't, but instead wiped the phone like it was unlocking the BL, I went into bootloader to check it was still locked (as expected).
But doing the procedure did something to my bootloader. If the phone is off (shutdown) and I plug it into the charger it will immediately boot into bootloader on it's own without me touching the power button.
Also from a powered off state if I power like normal it will boot to bootloader screen instead of system, from which I can boot into the system without issues and the phone works fine.
From a powered up state If I hold the power button for safe mode it will reboot into bootloader mode and then I have to start the phone to get to safe mode.
Has anyone else experienced this? Would reflashing the Nougat firmware correct it?
If not I am fine with the phone the way it is.
Get in bootloader and type: fastboot oem fb_mode_clear
It's a command to close the "startup directly into bootloader". Device should start normal again.
Bender1987 said:
Get in bootloader and type: fastboot oem fb_mode_clear
It's a command to close the "startup directly into bootloader". Device should start normal again.
Click to expand...
Click to collapse
Thank you I will try that when I get home this evening.
Edit: that solved the issue I think I'll leave the boot loader alone for awhile lol.

EMUI 4.1 Huawei Sensa H715BL boot loader

Has anybody ever gotten this boot loader to unlock on this specific model ? Ive been trying for days and I have the unlock code that DC unlocker furnished. ADB keeps saying failed and it sees my device. It has a funny boot loader with limited options, not like your normal boot loader. I would really like to unlock it and install twrp. Ive had great success with other phones and tablets but this one here is a booger. Any feed back or solutions would be great. Love this phone.just not EMUI...
Huawei Sensa on sale for $19.99 Refurb
I am looking for the same answers. I bought 5 of these phones at $20 each refurbed. I would like to use them for fun/stupid projects. Root would be required for some of my projects. TWRP would be very nice as well. If any one has any insight. I got on huawei support chat. They claim it is a Snapdragon 615 Soc , it is underclocked to 1.2Ghz to keep the heat issues to a minimum.
https://shop.straighttalk.com/shop/en/straighttalk/phones/st-huawei-sensa-lte-reconditioned
This phone have a root method ? H715BL version
ANYONE ?
Same question here. I got as far as getting a boot unlock code. I can't seem to get into fastboot. Oem Unlock is turned on. I did Volume down+Power from off, and I tried Volume down + inserting usb cable. No luck. I also ran the adb command "reboot bootloader". Still no fastboot.
When I run fastboot command while in the screen with the little android (volume down + Power) the phone is listed but "fastboot oem unlock" fails as an unknown command.
Do we really need to unlock the bootloader for root? Isn't it just for Twrp? I can do without Twrp since I'll have other rooted backup methods. I'll try a few root apps and see I guess.
gggirlgeek::: how did you manage get bootloader unlock code
To unlock bl need latest platform tool sdk to send fastboot commands
gggirlgeek said:
Same question here. I got as far as getting a boot unlock code. I can't seem to get into fastboot. Oem Unlock is turned on. I did Volume down+Power from off, and I tried Volume down + inserting usb cable. No luck. I also ran the adb command "reboot bootloader". Still no fastboot.
When I run fastboot command while in the screen with the little android (volume down + Power) the phone is listed but "fastboot oem unlock" fails as an unknown command.
Do we really need to unlock the bootloader for root? Isn't it just for Twrp? I can do without Twrp since I'll have other rooted backup methods. I'll try a few root apps and see I guess.
Click to expand...
Click to collapse
Please use latest platform sdk tools and run fastboot from there
Gggirlgeek:: Maybe fastboot reboot recovery … then from recovery reboot bootloader. I guess it can work just that i not have unlock code yet

Is it possible to unbrick after accidentally locking bootloader?

Hi,
I tried to install twrp on my device and must have done something wrong. I then tried to use one of the fastboot roms to go back to stock. However, this didnt work and i was unable to boot past the fastboot bootloader. For some reason i then decided to run 'fastboot oem lock' and have locked the bootloader. I understand that was stupid and now i'm stuck at a screen that says 'Your device is corrupt. It can't be trusted and will not boot'. Is it possible to fix this or have i permanently bricked this. Thanks for any answers and i'll happily get any other information you need.
Also i have seen the thread that says to use the msm tool to reflash the stock firmware/unbrick but i can't get the device to go into EDL mode. Every time i hold the volume + and - buttons while booting the device shows up on my pc for about 5 seconds before disconnecting. Sorry if i've misunderstood these instructions but i've tried it so many times and it just doesn't seem to go to EDL mode.
Keep trying with MSM tool. It can be very finicky from what I've heard.
Try different usb ports, maybe different cable or computer.
Since you can start your device it's not really hard bricked and you should be able to restore it completely.
Sent from my OnePlus7TPro using XDA Labs
No need to worry.
Flashing the stock rom with fastboot did not work because you have relocked the bootloader. Unlock the bootloader again with fastboot oem unlock and then flash the fastboot stock rom. It would work just fine and you would be able to boot into stock rom.

Oem unlock greyed out

I flashed havoc os had some issues , tried restoring from my backup, got caught in a bootloop so i used lgup to flash a kdz and it worked.but now my enable oem unlock is turned off and it is greyed out. What can i do.
Mohammedbi said:
I flashed havoc os had some issues , tried restoring from my backup, got caught in a bootloop so i used lgup to flash a kdz and it worked.but now my enable oem unlock is turned off and it is greyed out. What can i do.
Click to expand...
Click to collapse
The same thing happens to me, I have not found much info about this, I hope you can help us.
Mohammedbi said:
I flashed havoc os had some issues , tried restoring from my backup, got caught in a bootloop so i used lgup to flash a kdz and it worked.but now my enable oem unlock is turned off and it is greyed out. What can i do.
Click to expand...
Click to collapse
I already found the solution, but it will erase your data.
with the adb commands you must restart the device in boorloader mode:
adb reboot bootloader
Then when I take you to the bootloader screen what you have to write next:
fastboot oem lock
(Remember the phone will be erased)
then to restart the device you have to:
fastboot reboot
And the device will reboot.
what you do is lock it, so that you can then unlock it in a simple way.
(If you do not know what the ADB is, warn man), I hope it helps you and those who enter here too :good:
@l3dson: Be careful before relocking the bootloader: The phone MUST be 100% stock or you will have a brick.
@Mohammedbi: Your bootloader is still unlocked, even after flashing the KDZ. It's just the newly flashed ROM doesn't know it, and you don't need it to.
Just go to fastboot (PowerOff, Vol- while plugging in cable) and flash TWRP. Follow ChazzMatt's root guide for the initial TWRP steps.
Have anyone found the solution for this problem...
vino90m said:
Have anyone found the solution for this problem...
Click to expand...
Click to collapse
What exactly is not working?
ADB doesn't require Enable OEM Unlock to be set. Just plug it in and ADB away - unless drivers or cable or port aren't working.
And your bootloader is still unlocked if it was unlocked before you flashed stock Oreo. You should be able to enter fastboot using the steps described in the post just before yours.
Edit: Of course you have to enable USB debugging in order to use ADB. I'm sure you knew that
l3dson said:
I already found the solution, but it will erase your data.
with the adb commands you must restart the device in boorloader mode:
adb reboot bootloader
Then when I take you to the bootloader screen what you have to write next:
fastboot oem lock
(Remember the phone will be erased)
then to restart the device you have to:
fastboot reboot
And the device will reboot.
what you do is lock it, so that you can then unlock it in a simple way.
(If you do not know what the ADB is, warn man), I hope it helps you and those who enter here too :good:
Click to expand...
Click to collapse
hey i have this same problem and been asking around... but the adb reboot command will not work because it says the phone must be "enabled oem unlock" mode before you can use adb commands... which is greyed out..so back to square one... how to enable it?? any suggestions on this??

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