[Q] MTK6573 custom recovery and backups / Stock Boot, Recovery + Scatter included - Android Q&A, Help & Troubleshooting

Phone is a Star X19i
Now I'm looking at getting a system to allow me to back up the rom and re-flash if needed.
Post 4 has attachments of my boot, recovery and scatter files.
Old issue: (Solved)
Stupid thing I did I renamed the mtklockscreen.odex to mtklockscreen.odex1 just as a test in a half asleep phase to see if I would get the stock lockscreen loading.
Suffice to say the phone no longer boots.
Really don't think I can get into ADB and rename the file to get the phone booting again unless anyone knows a way.
Android was 2.3.6 and I asked the seller if it was possible to get the rom incase anything like happened which they didn't.
So anyone have any ideas?
I have attached the stock recovery and boot images made with cat and a scatter file I made to post 4.
As I have no idea about modifying these for hard root can anyone take a look?

I don't know the specifics of the phone, but if you can go into recovery mode maybe you can get adb working, or use a flashable zip to rename the file by installing it from recovery (just need to edit the zips' updater script)

dxppxd said:
I don't know the specifics of the phone, but if you can go into recovery mode maybe you can get adb working, or use a flashable zip to rename the file by installing it from recovery (just need to edit the zips' updater script)
Click to expand...
Click to collapse
I got into built in Factory mode and can see the file I renamed through ADB and android commander but cannot rename it back due to not having hard root access.
I also have a copy of the boot and recovery partitions 5 and 6 respectively I made in the adb shell yesterday as I was half looking at getting hard root access.
ren mtklockscreen.odex1 mtklockscreen.odex
ren: permission denied
I read you can do a custom recovery with root using SP Tools still so can anyone help me do this?
I know about system root etc and stuff and have flashed roms before on other tablets and have been a PC I.T tech (wouldn't think it due to the stupid mistake) but this recovery and scatter files etc is kinda new to me.

I have a scatter file now I just made if anyone is interested in helping me.
Yes I have a MTK6573 but the scatter file came from the MT6516 Rom Studio which I read works the same for the 6573.
Attached is also my stock boot and recovery partitions I made with cat yesterday if there usable to anyone to help.

Well I got it working and fixed.
I had to go into adb shell and su and mount the file system as writable, as I have used linux before I didn't know about android and what needed to be done and permission locks etc.
The stock boot, recovery and scatter files will remain on this thread if anyone wants to help create or find a recovery which can allow me to create backups and flash custom roms.
I may be able to provide a dump of android 2.3.6 for those that want it once I'm provided with a backup solution as I have read a few people wanting this updated android rom.
This got too close to what I would like liked with bricking this phone.
And I'm not comfortable unless I have a rom backup of this.
Rooting Advice: For anyone with a MTK6573 on Android 2.3.6 trying to root but having issues with super one click make sure you only turn on USB debugging after Android has loaded and just before you plug the usb cable in to run super one click.
I have seen a few thread and posters here about not being able to root the phone and this is the cause that debug needs to be switched on right before you connect and try to root.

Original seller has agreed to send the firmware and flashing stuff on cd for me so I can upload it for you all.
This is a win for MTK6573 Star X19i owners as I'll have the updated 2.3.6 Gingerbread firmware to release for you all root modify etc in a week or so.

Be careful with ROM studio. I believe it is not compatible with MT6573.
You want to read this: http://bm-smartphone-reviews.blogspot.com/2012_04_01_archive.html

cybermaus said:
Be careful with ROM studio. I believe it is not compatible with MT6573.
You want to read this: http://bm-smartphone-reviews.blogspot.com/2012_04_01_archive.html
Click to expand...
Click to collapse
That's what I read and did to get my scatter as I used cat then used the program linked in that thread to generate the scatter.

Related

[CWM] Nexus Q Factory Image

For all you Shotputterz heres the factory image we've been waiting for
assuming you have debug mode enabled, ADB and fastboot working properly
EDIT 1: REUP'D CWM mod
EDIT 2: reordered process to make more sense
Method:
1. Download the Beta CWM mod from rootzwikis credit to birdman EDIT:REUP'ED http://d-h.st/Fdp
2. Using fastboot, DO NOT FLASH Clockwork mod just use the syntax
"fastboot boot 'File path of clockwork mod image'
Note* this will boot directly into the recovery without permanently writing to the recovery and boot partition on the eMMC on the Nexus Qs board
3. Download the posted CWM factory backup posted
4. make the directory on the device and adb push the backup folder (unzipped) to /sdcard/clockworkmod/backup while in CWM recovery
*The device should show up in "adb devices" while in the CWM recovery*
5. *TEXT WILL BE REALLY SMALL! Now navigate with the Scroll wheel to backups and restore and tap the mute button to select.
*IF SOMETHING IS SELECTED IN ERROR THERE IS NO BACK BUTTON JUST REBOOT AND REDO FASTBOOT BOOT*
6. Now select restore and select the image folder
7.blah blah CWM Freaking MAGIC
8. Your Q is back to factory state
If someone wants to PM me or show me how to package this in a nicer CWM zip to install with a script let me know
http://d-h.st/yeo
*Note* I am NOT responsible if you brick your already bricked Nexus Q*
You sir get a beer, since my 2nd (dev) Q won't arrive until later this week, and mine was a shot put until this post.
If you happen to be in NYC before I move to SF, you get three beers.
Hoppy ones.
I am moving to SF
Did the reflash go smoothly?
fiveipads said:
I am moving to SF
Did the reflash go smoothly?
Click to expand...
Click to collapse
No unfortunately it didn't--I blew away all partitions other than bootloader so I can't, to my knowledge at least, push the zip since I can't adb.
I've got factory recovery, boot, system imgs but the system img won't push out because of fastboot's apparent inability to handle files that large (1GB exactly I believe).
...I guess I have to patiently await my second Q but the point of having two was to *use* one and have one for dev... rather than have one as a heavy reminder of my overzealous endeavors...
Hopefully I can give it more time while on this SF trip...
Boot into the cwm bootloader with fastboot without flashing. Adb will be enabled and you can push files the files while your in adb recovery. Try that and flash it.
Sent from my SPH-D710 using xda app-developers app
Does our Q's have internal memory.. if not wouldn't it be possible to run back up of off otg memory stick if recovery would support it
Sent from my Galaxy Nexus using xda premium
fiveipads said:
Boot into the cwm bootloader with fastboot without flashing. Adb will be enabled and you can push files the files while your in adb recovery. Try that and flash it.
Sent from my SPH-D710 using xda app-developers app
Click to expand...
Click to collapse
The problem I'm having is that ADB is not responding from CWM... at least not on a Windows machine. The drivers are fine as ADB was working in normal mode before my issue sprung up.
EDIT: As suspected Virtual Ubuntu on a Win host didn't see the device, Physical Ubuntu had no issue. NQ reloaded.
fiveipads said:
Boot into the cwm bootloader with fastboot without flashing. Adb will be enabled and you can push files the files while your in adb recovery. Try that and flash it.
Sent from my SPH-D710 using xda app-developers app
Click to expand...
Click to collapse
Can we do this by say pushing the file to the download folder and then installing from zip?
And i know slightly off topic but once we've installed some apks for example, what's currently the best interface to use to navigate through the apps and use them?
How do I make a directory on Nexus Q
fiveipads said:
For all you Shotputterz heres the factory image we've been waiting for
assuming you have debug mode enabled, ADB and fastboot working properly
Method:
1. Download the posted CWM factory backup posted
2. make the directory on the device and adb push the backup folder (unzipped) to /sdcard/clockworkmod/backup
http://d-h.st/yeo
Click to expand...
Click to collapse
In step 2 you say make a directory for the file that is posted below. How do I create a directory on the Nexus Q? Currently my Q is stuck in a bootloop after trying to launch CWM from a Galaxy Nexus. If you could post command codes that would be awesome!
I figured it out. You can just follow step #4 and in CWM you can push the CWM Factory img to the /sdcard/Download/ folder and use CWM to unzip and launch.
Could someone please provide me the beta cwm image for Nexus Q? The links are all circular and point to
http://goo.im/devs/birdman/CWM-steelhead-beta.img
Which is dead...
discoltk said:
Could someone please provide me the beta cwm image for Nexus Q? The links are all circular and point to
http://goo.im/devs/birdman/CWM-steelhead-beta.img
Which is dead...
Click to expand...
Click to collapse
I've been trying to get ahold of this image too! Anyone?? anyone?? Bueller???
WildSatchmo said:
I've been trying to get ahold of this image too! Anyone?? anyone?? Bueller???
Click to expand...
Click to collapse
Me as well...not sure why I got this damn thing...lol
The edit didn't prompt an email to me even though I'm following the thread, so those of you looking for the clockworkmod beta image please take note that OP was kind enough to provide a working link to the image.
Thanks fiveipads!
Can someone post full backup please?
caioketo said:
Can someone post full backup please?
Click to expand...
Click to collapse
The link at the bottom still works for me...
http://d-h.st/yeo
..
ok this is really bothering me, i've restored with this factory image several times, and I have to do it again right now and I cannot seem to push this file folder to /sdcard/clockworkmod/backup
what am i doing wrong..
it should be:
adb push NexusQFactoryImage /sdcard/clockworkmod/backup/ (assuming the file is in same folder as adb which it is)
that's it right.... the extracted folder contents in a folder.. not the zip.. so i dont understand why this is not working. Everytime I go to CWM and try to restore it tells me nothing to restore...
what really bothers me is that i've done this a hundred times, and never had this problem..
UKROB86 said:
ok this is really bothering me, i've restored with this factory image several times, and I have to do it again right now and I cannot seem to push this file folder to /sdcard/clockworkmod/backup
what am i doing wrong..
it should be:
adb push NexusQFactoryImage /sdcard/clockworkmod/backup/ (assuming the file is in same folder as adb which it is)
that's it right.... the extracted folder contents in a folder.. not the zip.. so i dont understand why this is not working. Everytime I go to CWM and try to restore it tells me nothing to restore...
what really bothers me is that i've done this a hundred times, and never had this problem..
Click to expand...
Click to collapse
BUMP.. stuck in CWM unable to get a restorable file.. no idea why...
Download OneClickRestore (it's the factory image straight from Google with the needed fastboot files included)
Extract zip to OneClickRestore
Unplug Nexus Q
Plug in Nexus Q and place hand on it til the leds turn red then remove hand
Launch "flash-all.bat" from the OneClickRestore folder
You may need to do a full reset, it's hit or miss
Another option is push & flash (Nexus Q)uantum Singularity Project RTS ROM from CWM and again may need to hard reset.
RTS is
Based on stock 4.0.4 build IAN67K
Deodexed
Zip aligned
init.d Support
bash support
Busybox updated
Prerooted
Superuser
Updated Keymap (Home=Home, End=Back, Delete=Menu, Insert=Visualizer)
Lokifish Marz said:
Download OneClickRestore (it's the factory image straight from Google with the needed fastboot files included)
Extract zip to OneClickRestore
Unplug Nexus Q
Plug in Nexus Q and place hand on it til the leds turn red then remove hand
Launch "flash-all.bat" from the OneClickRestore folder
You may need to do a full reset, it's hit or miss
Another option is push & flash (Nexus Q)uantum Singularity Project RTS ROM from CWM and again may need to hard reset.
RTS is
Based on stock 4.0.4 build IAN67K
Deodexed
Zip aligned
init.d Support
bash support
Busybox updated
Prerooted
Superuser
Updated Keymap (Home=Home, End=Back, Delete=Menu, Insert=Visualizer)
Click to expand...
Click to collapse
The problem with putting Quantum singularity project on is that I can't turn on ADB debug, because i use a bluetooth mouse and keyboard, don't have an OTG mouse/keyboard, so somehow I need to be able to connect with adb to setup a bluetooth connected mouse/keyboard
I was thinking to install stock image, and then without wiping install Quantum SIngularity Project over top to preserve the settings for usb debug, on.
what's confusing to me is that i've restored the stock image many times before, and never had a problem.. that's why im wondering what the problem is.. if im typing something wrong.
I used the OneClickRestore as you said, and im just booting it up now
EDIT: didn't get past boot logo, i'll try again
So just to confirm this OneClickRestore is loading the stock nexus Q img right? I've never used it before I usually manually do it
EDIT: still stuck at the nexus q logo before home screen
do you see any error in my commands of trying to push the stock img folder (original post) to "/sdcard/clockworkmod/backup" ? I've done it many times before never had a problem

[Q] [Help] build.prop editing caused bootloop, no usb cable, stock recovery

Hi folks
I hope I am not breaking any rules. I tried my best to read up on the problem and see if it's already been fixed. So far I haven't encountered anything which is specific to my needs, but I learned enough to pose a well-formed question.
Phone: Samsung Galaxy SIII International (GT-I9300)
ROM: Stock Samsung, version 4.1.2, the update with Multi-window. Do not have the exact build number unfortunately.
Root status: Rooted
Recovery: Stock recovery. (I JUST rooted the phone, nothing else.)
So the problem is:
1. I used ES File Explorer in root mode, mounted /system as writable, and made an edit to build.prop (added "qemu.hw.mainkeys=0" to the end of the file to enable navbar) and saved the file. I rebooted the phone and now it is stuck with a looping Samsung logo.
2. I have made a backup of build.prop and placed it in /sdcard/ but unfortunately I haven't made a copy on my PC. Also note that I don't have an external SD card, I am using the 16GB space that came with the phone. So the build.prop backup is on the phone.
3. I do not have a USB cable (I have one that has a loose connection somewhere and my phone is not detected 99% of the times I've used that cable)
What I have found after 2 hours of searching online:
1. Factory Reset through recovery (I am able to boot into stock recovery by doing Vol Up + Home + Power) will not restore /system partition so that won't fix this.
2. ES File Explorer might have messed up the file permissions of the build.prop file.
3. I can use PC ODIN to flash the stock firmware (I might lose data but at least the phone would be back to normal).
4. I can use adb to push a good build.prop file and set the correct permissions (my most fav. set of instructions are from here: http://forum.xda-developers.com/showthread.php?t=1660596 Of course I got the idea from several other threads)
5. I can sideload a good build.prop file that someone might be generous to provide me using adb.
I don't have a data cable, so you can see how that Might be a problem. What I DO have is a USB OTG cable and a pen drive. Now, in the stock recovery, I noticed an option "apply update from external storage". Assuming I have an update.zip with the proper build.prop in it, can I load the update.zip into a usb pen drive (formatted to fat32)? Does "apply update" here work for such zip files or is it only meant to be used for full firmware images? If so, can I just download the latest stock firmware and apply it from here without wiping the /data partition?
If I can get this resolved tonight I can get my phone up and running before tomorrow's work week. I will buy an USB cable ASAP (it's 12 AM here so going out to get it is not an option now). But even if I do, I still have 5 months worth warranty left and I'd like to stick with the stock recovery and avoid incrementing the flash counter altogether, despite Triangle Away.
Thank you very much for the help in advance.
Adb pull your backupĀ» then push it back?
slaphead20 said:
Adb pull your backupĀ» then push it back?
Click to expand...
Click to collapse
I don't have a working data cable, so I cannot connect to the PC. That was my first idea, though, thanks! I am currently reading about making an Update.zip. It's very unfortunate that I didn't note my firmware details after the OTA...
Just set permissions - use Properties in ES FE in root mode. RW. R.. R.. should work.
LenAsh said:
Just set permissions - use Properties in ES FE in root mode. RW. R.. R.. should work. If not try 777 for giggles.
Click to expand...
Click to collapse
I am unable to boot into the phone, it is stuck in a bootloop
I don't have a USB cable to use ADB. I don't even have a custom recovery. All I have is the stock recovery and the option to "apply update from external storage". I now remembered that I also have an SD card on which I can put an update.zip or the stock firmware. Unfortunately I didn't note down the firmware details after the last OTA from 4.1.1 to 4.1.2, so I don't know which one to download.
Can I use the option "apply update from external storage" to flash an update.zip or is that only meant for full firmwares? Thanks!
Oops - silly me.
You are running stock recovery - never use it but does it have a fix permissions option?
Failing that you may have to reflash the ROM. Stock recovery is very restrictive on what you can flash.
LenAsh said:
Oops - silly me.
You are running stock recovery - never use it but does it have a fix permissions option?
Failing that you may have to reflash the ROM. Stock recovery is very restrictive on what you can flash.
Click to expand...
Click to collapse
Fix permission option on the stock recovery? I don't think so, haven't been able to find it. Here are the options I have:
reboot system now
apply update from adb
apply update from external storage
wipe data/factory reset
wipe cache partition
apply update from cache
Interestingly, when I selected the last option, it had these 3 folders:
fota/
lost+found/
recovery/
I was hoping fota/ had the files from my last OTA update but nope.
I guess you are not sure whether I can flash an update.zip through stock recovery... so I just have to wait till I get my USB cable and try out some adb magic?
EDIT: I'm retiring for the day. Thanks for the suggestions @LenAsh and @slaphead20. I'm gonna buy a cable next week and try to set the permission to 644 (RW-R-R) using this thread as my reference (http://forum.xda-developers.com/showthread.php?t=1660596). Thanks for your suggestions, I will post back when this is all resolved.
In the meanwhile, please keep the ideas coming
PS: Oh wait, I am still curious. What is the worst thing that could happen if I try to flash an update.zip through stock recovery? I am very curious to see if it will work.
You could flash a later custom recovery (this one works well http://forum.xda-developers.com/showthread.php?t=2002953) via Odin and then fix permissions that way. Even if that doesn't work, you could then flash anything you like without having issues that the stock recovery presents.
EDit: still need a cable though...
Trouble is he hasn't got a cable, I had same thinking, that he could use the aroma file manager in philz but he's stuffed without a cable!
Possible to make an update.zip with just the build.prop in it. Copy it to a memory card and use recovery to flash it?
I would try that first.
Edit: i just remembered i have done that a few times with my htc desire. Was running clockwork mod though.
Its really easy, find a small flashable mod in zip format and delete all the mod files and copy your build prop in. Edit the updater script to just write your /system/build.prop.
Copy the zip to you mem card. Use a usb adapter in a pc, stick it in your phone and use recovery to flash from external sd.
And after typing all that i reread your post and your running stock recovery and i think you would need a signature or something on the zip so it would not work. Ooops.
Sent from my GT-I9300 using xda premium
Stock recovery won't let you flash anything much... so perhaps his only option is Odin. When he has a cable.
On a side-note, how can someone not have a USB cable of any kind kicking around??
LenAsh said:
Stock recovery won't let you flash anything much... so perhaps his only option is Odin. When he has a cable.
On a side-note, how can someone not have a USB cable of any kind kicking around??
Click to expand...
Click to collapse
Just edited my post
Sent from my GT-I9300 using xda premium
@LenAsh, @slaphead20, @ficti0n851
Hehe, yeah, I'm stuffed without a cable I lost it recently and I'm the only one with a recent phone. All my family members' phones use different cables.
Anyway, I managed to borrow a friend's cable and am currently downloading drivers for the S3. Once that's done I will use ADB to set the file permission and try rebooting my phone, failing which I will restore the backup build.prop, set permissions and reboot the phone. Failing which... well, maybe I'll reflash the stock firmware (I managed to find out the exact build details btw! )
I'll keep you posted, thanks for taking the time guys
--
EDIT:
ADB was a success! I got in and changed the permission to 644 and rebooted, done! Funny thing was that /system/build.prop file was not even there, there was only /system/build.prop.bak. I was not able to find my original backup on the sd card, but I copied the .bak file (probably generated by ES FE) and set its permissions and that worked. And now I have also have the software keys!
Thanks for your comments guys. This was fun!
----
EDIT 2:
For anybody else who has the same problem, I did it using the commands in these great ADB guides:
http://forum.xda-developers.com/showthread.php?t=1660596
and
http://forum.xda-developers.com/showthread.php?t=879701
Also, how do I edit the title of the topic? Want to add a [Solved] tag.
ficti0n851 said:
Possible to make an update.zip with just the build.prop in it. Copy it to a memory card and use recovery to flash it?
I would try that first.
Edit: i just remembered i have done that a few times with my htc desire. Was running clockwork mod though.
Its really easy, find a small flashable mod in zip format and delete all the mod files and copy your build prop in. Edit the updater script to just write your /system/build.prop.
Copy the zip to you mem card. Use a usb adapter in a pc, stick it in your phone and use recovery to flash from external sd.
And after typing all that i reread your post and your running stock recovery and i think you would need a signature or something on the zip so it would not work. Ooops.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Hey, I know this post is from forever ago, but is there a chance you could explain this step by step for a noob?
I have got my phone stuck in a bootloop by fiddling with build.prop, and I have the original file before playing with it. I have a rooted device with custom recovery, so how I could I use minimal ADB to push the original build.prop located on my device (sdcard) to root/system??
---------- Post added at 11:11 PM ---------- Previous post was at 11:06 PM ----------
gautham_y said:
@LenAsh, @slaphead20, @ficti0n851
Hehe, yeah, I'm stuffed without a cable I lost it recently and I'm the only one with a recent phone. All my family members' phones use different cables.
Anyway, I managed to borrow a friend's cable and am currently downloading drivers for the S3. Once that's done I will use ADB to set the file permission and try rebooting my phone, failing which I will restore the backup build.prop, set permissions and reboot the phone. Failing which... well, maybe I'll reflash the stock firmware (I managed to find out the exact build details btw! )
I'll keep you posted, thanks for taking the time guys
--
EDIT:
ADB was a success! I got in and changed the permission to 644 and rebooted, done! Funny thing was that /system/build.prop file was not even there, there was only /system/build.prop.bak. I was not able to find my original backup on the sd card, but I copied the .bak file (probably generated by ES FE) and set its permissions and that worked. And now I have also have the software keys!
Thanks for your comments guys. This was fun!
----
EDIT 2:
For anybody else who has the same problem, I did it using the commands in these great ADB guides:
http://forum.xda-developers.com/showthread.php?t=1660596
and
http://forum.xda-developers.com/showthread.php?t=879701
Also, how do I edit the title of the topic? Want to add a [Solved] tag.
Click to expand...
Click to collapse
Bro, I got the same problem as you had, except that I have a custom recovery, and the original build.prop file, and a USB cable, but I still haven't figured out what to do completly. Can you please take a minute to explain this for a complete noob? You have probably forgot all about this, but I am shooting for this chance. :/
black_hawk1990 said:
Hey, I know this post is from forever ago, but is there a chance you could explain this step by step for a noob?
I have got my phone stuck in a bootloop by fiddling with build.prop, and I have the original file before playing with it. I have a rooted device with custom recovery, so how I could I use minimal ADB to push the original build.prop located on my device (sdcard) to root/system??
---------- Post added at 11:11 PM ---------- Previous post was at 11:06 PM ----------
Bro, I got the same problem as you had, except that I have a custom recovery, and the original build.prop file, and a USB cable, but I still haven't figured out what to do completly. Can you please take a minute to explain this for a complete noob? You have probably forgot all about this, but I am shooting for this chance. :/
Click to expand...
Click to collapse
Hey, are you still having problems or did you solve it yourself? Anyway... If you still don't know what to do, describe best what you did to end up in a bootloop. As far as I understand what your problem is, you should use your recovery to move the backup of the original build.prop file to the system folder.
I changed my phones build.prop and when rebooted it does not started and ended up in bootloop and when I searched for how to fix this problem it showed that clear all the data from the phone but nothing happened and when I tried to install custom ROM in my phone my pc is not detecteing my phone .so what should i do ?
@Rajsh90: pull out battery for some minutes, put it in, reboot into downloadmode. Connect with PC, start Odin and hope that a COM-flag colours. Flash latest firmware.

[Q] I broke it

Hi guys!
I was hoping one of you could help me.
Yesterday i modified a build.prop file on my NextBook EBM8000ND (Next800T) tablet, causing it to get stuck in a bootloop every time it's turned on. I've been searching the Internet all day long but it's hard to find support when you have a device which no one in the world uses . It was rooted but I did a factory reset hoping that it would fix it. It didn't and now it's also unrooted. I tried to make a custom update.zip with the backup of the original build.prop file but the stock recovery simply refuses to load any update file. It always stops at verification. I used 7zip with store option. I tried signing the zip, I even edited the updater script to only print some text on the screen but the recovery still wouldn't load it. I tried to find a way to install CWM using sdcard but with no luck. When i tried to use ADB in recovery the device says: "failed to open driver control: No such file or directory". It might be worth mentioning that I found my device's ROM online with boot.img and recovery.img files and a .tar file which contains the original system folder.
Is there any way to make the stock recovery (since installing CWM or TWRP seems impossible) read my update file? Or is there another way to fix this? I only need to replace that single file.
Hoping to get help soon.
Cheers!

[Q] Cube U27GT - Help with Rooting a Stock Rom and can we get a forum?

Dear Admins,
Could we get a forum setup for the Cube U27GT WiFi version? I dug around on the site a bit beforehand but didn't see one, I apologize if I missed it and please direct me there if I did.
I have this tablet and I am doing some initial basic firmware development for it and want a proper place to start putting threads.
Dear Dev Community,
I can't root this bloody thing... At least, not the rom itself. Let me explain...
I can flash the stock rom from Cube and that can be rooted using Kango Root. --Fine...
However, I can't figure out how to replicate this when I make my own rom.
Thus far, here is what I have attempted...
1. Setup dsixda's excellent kitchen on my Ubuntu workstation.
2. Unpack the rom, clean things up, manually put the boot image into the dsixda unpacked working rom folder, run dsixda's root functionality (which add SU binary to xbin and SuperSu apk file to app folder as well as do some things with the boot image file).
3. Rather than using repack with Dsixda (which makes an update.zip image which I can't use because the stock recovery environment on this device can't flash zip update files and I can't for the life of me figure out how to get and or make a working CWM or TWRP recovery image for this unit)...
4. What I do is I run commands in linux to unpack the stock rom to another directory and mount that directory, then clear out a bunch of folders and then manually copy in my files from dsixda's working folder, then repackage up my unpacked stock rom into a new system.img file.
5. Then copy my now modified boot image, system image, and also userdata image (I modify that as well as that is where most all of the chinese bloatware is loaded from) to my SP_Flash_Tool, generate new checksum.ini file and flash normally...
What I get as a result...
1. As long as I am really careful with how I copy files into my new image, the new system flashes okay (if I am not careful, after flash USB storage for some reason has a format error and the system will boot but can't mount USB storage and other odd issues ensue as a result).
2. Assuming everything flashes okay, and no issue with USB storage partition, I have SuperSU installed and when I go to use an app (ES File Explorer or Root Checker) that require's root, I do get the prompt. However none of the root functions actually work and Root Checker tells me I am not rooted.
That is as far as I have got. So as a result, I have a really nice, westernized, cleaned up rom but with no root.
Anyone have any ideas?
This is my first adventure into mod'ing MTK roms so I am sure I am doing all kinds of things wrong . I had a good bit of experience on Rockchip SoC's before this though.
Kind regards and thanks in advance!
Roman
Figured it out!
So I finally did the following rather hackish work-around...
1. Flash stock firmware...
2. Root with Kingo Root
3. Enabled ADB
4. Attach to PC and fire up MTK Droid Tools
5. Take a full backup
6. Modify the system image from the backup and make changes
7. Put that in new firmware flash package
8. Flash new firmware
YAY - Cleaned up rom, modified, with root!
Once I get it all packaged up and uploaded to mtkfirmware.com I will post a link for anyone that wants a cleaned up rom with root!
The only downfall of the above method is that it absolutely requires that the developer have a device on hand because you can't just root the stock image file (at least, I couldn't figure out how... - bleh...
Kind Regards,
Roman
Dear roman,
Thanks for your hard work.
I have a simple question (I think) and if you have the time to reply or -any other android guru- I would be thankful.
My later issue was with a U27GT cube tablet, but I have others, one for each kid, and this is more of general question.
I am reading this and other forums about how to flash tablets from PC. My question is:
Can the flashing process be done from a SD card?
Thanks a lot and regards,
Fernando
SKorea

HELP Softbrick - TP260 can still enter TWRP Recovery/SD

Attached i will have a link to my google drive with programs and zip files for everyone to use will explain further.
Okay I have a few problems going... here is what I have and have tried and the issues I have been having... I have log files and such saved too should you need those.
Synthoms: LGK20 PLUS aka TP260
- I needed a Binary update for SU... (never did get that to work) Somehow afterwards my phone would only reboot into Twrp Recovery on boot loop.
-I installed an Update SU file ( also didn't work) then the phone started booting into only fastboot.... ( I had a brief issue of it not connecting on ADB but I hade to just end task adb in the task menu (Crtl Alt Del in case somebody has same problem) Afterwards connected no problem.
-I have wiped datas and cache and all sorts of instuctions to no avail.. lol
_phone now boot immediately to fastboot but I am able to get to twrp recovery just fine
Whats Weird:
-I can see the device on the computer get onto the sd card add files and zip files and the computer recognizes it n o problem at all... but LG MOBILE SUPPORT LGUP LG Bridge and LG Flash Tool.... all do not recognize my phone.
-But no matter where I partition anything and no matter what recovery img or zip file I install... it just only wants to open into fastboot.... I'm sure it is a very simple operation to fix... maybe one of you have a restore file can put on the SD with mine that have done me no good? Any help would be appreciated hardcore lol and I appreciate the learning experience a per i have learned a lot..
Heres what I have collected in my attempts
A: I have a Twrp.img and Recovery.img (not sure if they are a recovery or boot partition)
B: I have ADB it connects to my device fine and I can even flash onto the phone but seems to not be helping lol
C: : LG Bridge and LG UP do not see that my phone is connected (all my drivers are updated)
D: I have a stock KTZ file for my phone but I have no programs to flash it except adb (the others will not recognize my phone except ADB
E: I am very sure Xposed may have something to do with this... I downloaded an uninstaller and the zip file will not flash error 555 or something like that.
F: I'm very sure I need a Boot.img?? this I know little about but I have a program to build one if I can figure out how lol.
G: My recoveries did not work :0(
H: None of my SU zips seem to be working (is why I believe Xposed is behind it lol.
I: There are commands you can put into the terminal in TWRP recovery ( I can get there will explain further later) to disable Xposed but they say to create a folder name \data\data\....ect ect... There is no way that the TWRP recovery will let me create folders so I'm at a loss there.....
Chances are there was software on the phone that allows the LG software on the computer to see it.
I'm not seeing the Google drive link, but if you wiped the system & data partitions in TWRP, then you have no OS.
Don't know if TWRP can flash a KTZ file, most 3rd party ROMs are ZIP.
Is it Tmobile or MetroPCS?
I assume you have read Aletron9000's thread https://forum.xda-developers.com/android/help/lg-k20-plus-how-to-flash-original-rom-t3632850/page1
It seems like it has a download mode similar to Samsung phones when using Odin. I have a OnePlus and its straight forward, TWRP (in twrp plugging into pc will bring up the device in file mode so you can copy rom and gapps zip files) and once I got twrp on my mom's galaxy s4 it was same process with LineageOS 14.1 and the phone runs 10x better.
I wish I knew if you could flash the KTZ file in twrp, but I doubt it.. If you can uncompress it in 7zip or winrar, then zip it again that may work. But if your just trying to install a factory image (assuming that's what a KTZ is) the the directions in the link above should get you there. Then for root either flash supersu (apparently Chinese controlled if that matters) or maybe better magisk 16 from twrp (and the newest magisk manager apk from within the Android, should still pass safety check, and can install alot of modules that I previously used xposed for.
Only trust the magisk on xda-developers
https://forum.xda-developers.com/apps/magisk/official-magisk-v7-universal-systemless-t3473445
Sent from my A0001 using Tapatalk
TP260 SOFT BRICK: Recovery File?
I am on a TMOBILE phone... I"M sure that's exactly what my problem is... I did read that post and have LGUP (will also be in my drive link) BUT it does me no good because it will not show up on the program for me to flash anything to it...
If I could get somebody to send me a recovery file I would be able to put it into my SD card then load it up will solve my entire issue lol.
I did consider trying magicks honestly but I do not know enough about it to switch over like that... Once I get my phone back I will research into it and let you guys now how my adventure turns out. lol.... I'm a research first kind of person hahaha....
FILES
Soon I will type up instuctions for each KIT I put together. That way all the instructions will be able to be found in one place which will help out a lot of people looking for LG UP or Recovery.img or Twrp.img plus a lot of other stuff including SU zip file ect,,,
https://drive.google.com/open?id=10OXHQtyZBCap7PaqiGZEEErmo_th8xFp
The KTZ file would not upload but if You want I will send it no problem at all Just ask. I will be adding a couple other things on there too probably.
I believe my best bet would be to take that KTZ file (bugger wouldn't load onto my DRIVE account lol) but I thin I will take that and convert it to a zip file and maybe give that a shot... But when I flash something like that does it go under the BOOT or RECOVERY partition? I undertand what a partigtion is but I'm not sure of the difference between the BOOT and RECOVERY idea .... is recovery out ROM and BOOT our OS system?

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