SM-J737P wont root - Android Q&A, Help & Troubleshooting

Is there a system app or security feature on the sm-j737p 9.0 pie U7 that needs to be disabled in order to gain root access? I cant get it to flash any su on the device nor get magisk to work right on it. I cant find a guide that will work for it. Is it unrootable?

Look inside here.

jwoegerbauer said:
Look inside here.
Click to expand...
Click to collapse
Iv seen and followed that guide before, when I flash twrp onto my device it fails. I'm on android 9.0 pie U7.
I cant get two to flash.

dunnothename said:
Iv seen and followed that guide before, when I flash twrp onto my device it fails. I'm on android 9.0 pie U7.
I cant get two to flash.
Click to expand...
Click to collapse
If not already done yet, unlock phone's bootloader and also disable Android's AVB & Android's dm-verity .

jwoegerbauer said:
If not already done yet, unlock phone's bootloader and also disable Android's AVB & Android's dm-verity .
Click to expand...
Click to collapse
I cant get the bootloader unlocked cause the phone doesnt go into fast boot mode

dunnothename said:
I cant get the bootloader unlocked cause the phone doesnt go into fast boot mode
Click to expand...
Click to collapse
Read here

nope, isnt working . cant disable any dm-verity or AVB, theres no fastboot mode on this phone, the usual things that go into rootin a samsung isnt possible with this one for some reason

Success!!
I got it rooted
. Stock firmware AP > Magisk > magisk.tar > Odin > flash > Root.

Hi can you possibly tell me where I'm going wrong, I've been at this for hours and can't seem to get it working. So based on the guide I've been following, I got the correct firmware file for my phone and then flashed it with magisk. I turn off the phone and put it in odin mode where I flash the patched tar file. Then it says to immediately put the phone in recovery mode, which I do, and wipe the data then reboot and it should be root with Magisk installed. However, this does not happen, instead it just runs through the new phone setup where it downloads a system update and there's no way to bypass it. I also tried flashing twrp, and I made sure it was the latest version and for my model yet when I try to flash twrp and boot straight into recovery (or not, it doesn't matter what I do at this point) the phone just bootloops until I put it back in odin and flash the firmware again. I just don't understand, I've rooted many phones and tablets and I've had a lot of trouble but there always seemed to be more resources and people having similar issues that would help.

Related

root android 9.0 sm-g965f

Hey guys , i have been looking on the forum ,i already have a rooted s9+ but on 8.0, i want to go over to 9.0 but i cant find a guide how to and what i need for it , maby im oberlooking the threads but maby someone can hel me out ?
Wesley_NL said:
Hey guys , i have been looking on the forum ,i already have a rooted s9+ but on 8.0, i want to go over to 9.0 but i cant find a guide how to and what i need for it , maby im oberlooking the threads but maby someone can hel me out ?
Click to expand...
Click to collapse
Just use the method you used on Oreo.
spawnlives said:
Just use the method you used on Oreo.
Click to expand...
Click to collapse
though i forgot its been a while , and somehow i can remember little doing with odin3 i needed serval fiiles
Wesley_NL said:
though i forgot its been a while , and somehow i can remember little doing with odin3 i needed serval fiiles
Click to expand...
Click to collapse
Yes you will need Odin. If you are going to use magisk then either flash twrp or use the patch method. Either way require Odin.
Personally I use twrp. You can copy all files needed ( on to SD card ) and flash within twrp.
spawnlives said:
Yes you will need Odin. If you are going to use magisk then either flash twrp or use the patch method. Either way require Odin.
Personally I use twrp. You can copy all files needed ( on to SD card ) and flash within twrp.
Click to expand...
Click to collapse
yes that was my plan stay magisks with twrp ,
altough i dont remember i did this when i installed twrp on mines
HOW TO INSTALL:
0. Make sure you enabled developer settings by pressing the build number several times and have the OEM unlock enabled
1. Boot into download mode by pressing: bixby, volume down and power
2. Download the latest Odin version, open it
3. Download the recovery file from below and put it into the AP tab
4. Untick "auto reboot" in odin and flash the file
5. After flashing, boot into twrp. Make sure to NOT allow system to be modified till you disable dm-verity! (otherwise your phone will be stuck at bootloop). Alternatively flash my stock patched kernel to the boot partition (install, install img, check the kernel, check boot partition, done). Find the patch kernel here
6. To disable encryption you need to format data
Wesley_NL said:
yes that was my plan stay magisks with twrp ,
altough i dont remember i did this when i installed twrp on mines
HOW TO INSTALL:
0. Make sure you enabled developer settings by pressing the build number several times and have the OEM unlock enabled
1. Boot into download mode by pressing: bixby, volume down and power
2. Download the latest Odin version, open it
3. Download the recovery file from below and put it into the AP tab
4. Untick "auto reboot" in odin and flash the file
5. After flashing, boot into twrp. Make sure to NOT allow system to be modified till you disable dm-verity! (otherwise your phone will be stuck at bootloop). Alternatively flash my stock patched kernel to the boot partition (install, install img, check the kernel, check boot partition, done). Find the patch kernel here
6. To disable encryption you need to format data
Click to expand...
Click to collapse
Basically yes. I would first do a backup ( I know but the amount of people not doing it and then wanting to know how to retrieve the lost data ).
In download mode check kg/rmm state is NOT in prenormal state.
Step 5 - allowing system to be modified - that's up to you. I normally allow modifications.
Then format data reboot back into twrp.
Flash/install - no verity zip, rmm bypass zip, magisk .
Hey i have a problem, i downloaded latest rom but my bt wont save bt pairings, what can i do about it

[Guide][Root] The easiest way to root without TWRP

Last updated May 2020
Keeping it short. This is a simple way to root your device. You will need a computer and a data cable for this.
Objectives :
Have root using Magisk
Be able to install OTA from the settings without bootloops
Avoid boot loop
Very important :
This will work with ANY Xiaomi phone, and should work with ANY ANDROID phone as well. The difference between phones would be in where you can get your boot image from.
Your phone has to have an unlocked bootloader
Your phone has to have stock recovery. TWRP WILL cause bootloop for root and/or OTA updates from system.
I like to have root with magisk and don't want to install TWRP because I want to be able to install OTA from system without boot loops. This guide will help you achieve this with ease.
Steps:
Download the ROM full zip file. This could be the ROM ALREADY installed on your phone or you are updating your phone to it. Here is a video of one way to get your ROM file.
https://youtu.be/KsxHial1v1U
Open the file and extract "boot.img" on your phone or Computer.
Move the boot.img file to your phone
Download and install the latest Magisk official manager app from here: https://github.com/topjohnwu/Magisk/releases/download/manager-v7.4.0/MagiskManager-v7.4.0.apk
Open Magisk manager and click install then "select and patch a file" like in this video
https://youtu.be/USHcCMYlexM
Copy the Patched image from the download folder to your computer adb/fastboot folder
Reboot your phone into fastboot (press and hold power and vol down) and connect it to the computer
Flash that patches image file using fastboot
fastboot flash boot magisk_patched.img
Click to expand...
Click to collapse
fastboot reboot
Click to expand...
Click to collapse
Open Magisk manager and complete the installation if needed. The app will prompt you for action.
Enjoy
Update May 2020
Hello again,
Sorry for being away for so long. Here are some of the things I have noticed people are confused with and need to make them clear:
This method works for ANY Android phone. As long as you have the Correct boot.img and can unlock the bootloader
MAKE SURE 100% you have the correct boot.img file for your CURRENT ROM
MAKE 100% SURE, the boot.img file you get from the FULL ROM zip file, not an OTA update zip file
Make sure you check the date and time of the "magisk_patched.img" file to make sure that is the one you made
Make sure you use the LATEST magisk manager
Make sure you open magisk after flashing the magisk_patched.img as boot image. Magisk manager will tell you if there is another step needed, just click yes and it will be done in seconds
Make sure to enable "Hide Magisk" to allow you to have your BANK apps working as well as security checks
If any app you use gives you an error "YOU ARE Rooted bla bla bla" Use magisk manager to hide the root for this specific app (in the settings)
That's all I can remember, good luck
Click to expand...
Click to collapse
Click to expand...
Click to collapse
Kiwironic said:
Keeping it short. This is a simple way to root your device. You will need a computer and a data cable for this.
Steps:
Download the ROM full zip file. This could be the ROM ALREADY installed on your phone or you are updating your phone to it. Here is a video of one way to get your ROM file.
Open the file and extract "boot.img" on your phone or Computer.
Move the boot.img file to your phone
Download and install the latest Magisk official manager app from here: https://github.com/topjohnwu/Magisk/releases/download/manager-v7.4.0/MagiskManager-v7.4.0.apk
Open Magisk manager and click install then "select and patch a file" like in this video
Copy the Patched image from the download folder to your computer adb/fastboot folder
Reboot your phone into fastboot (press and hold power and vol down) and connect it to the computer
Flash that patches image file using fastboot
Open Magisk manager and complete the installation if needed. The app will prompt you for action.
Enjoy
Click to expand...
Click to collapse
After fastboot flash, reboot, open magisk manager, tap INSTALL beside "magisk is up to date". Then select direct install; reboot.
Works on MIUI 11.0.2; davinciin. ??
I know that when I unlock the bootloader,the phone is going to reset...but,is it going to happen immediately or after that 168 hours of waiting?
Sent from my Xiaomi Mi 9T using XDA Labs
welder73 said:
I know that when I unlock the bootloader,the phone is going to reset...but,is it going to happen immediately or after that 168 hours of waiting?
Sent from my Xiaomi Mi 9T using XDA Labs
Click to expand...
Click to collapse
People report different amounts of wait time, depends on the mi account I think
welder73 said:
I know that when I unlock the bootloader,the phone is going to reset...but,is it going to happen immediately or after that 168 hours of waiting?
Sent from my Xiaomi Mi 9T using XDA Labs
Click to expand...
Click to collapse
Phone is reset when the bootloader is unlocked, not before/during the waiting time.
Can do with locked bootloader?
Micdu70 said:
Phone is reset when the bootloader is unlocked, not before/during the waiting time.
Click to expand...
Click to collapse
Thank you man :good:
Sent from my Xiaomi Mi 9T using XDA Labs
Cabeção-Flu said:
Can do with locked bootloader?
Click to expand...
Click to collapse
No, bootloader has to be unlocked.
@Kiwironic followed your guide and worked very well, although I had to wipe data through the stock recovery to get the phone to boot, I believe that's just how newer Xiaomi phones work. I do have one question though, now that I'm rooted with stock recovery, would I be able to install OTA updates? I'm assuming I would of course lose root and have to redo the process from scratch if that's the case.
Lazer Bear said:
@Kiwironic followed your guide and worked very well, although I had to wipe data through the stock recovery to get the phone to boot, I believe that's just how newer Xiaomi phones work. I do have one question though, now that I'm rooted with stock recovery, would I be able to install OTA updates? I'm assuming I would of course lose root and have to redo the process from scratch if that's the case.
Click to expand...
Click to collapse
I had root on MIUI10 and updated the ROM to MIUI11 then did my root again the way mentioned and did NOT have to wipe. You can get OTA anyway, it will try the update first, it will fail, then it download and install a full ROM zip automatically. You have to wait for it to do that twice, that's all. The first boot after the update takes some time.
@Kiwironic First, thank you so your simple guide!
Can this cause bootloop on my device? If yes, can I simply flash the original boot.img to boot without any data loss?
Also another question: my device is rootless and bootloader unlocked, so my Google Pay doesn't work. When installing Magisk it goes back to work immediately or I have to do something to work?
kryzeK said:
@Kiwironic First, thank you so your simple guide!
Can this cause bootloop on my device? If yes, can I simply flash the original boot.img to boot without any data loss?
Also another question: my device is rootless and bootloader unlocked, so my Google Pay doesn't work. When installing Magisk it goes back to work immediately or I have to do something to work?
Click to expand...
Click to collapse
If you flash the full rom, chances of bootloop is minimal. And should have stock experience except for being unlocked.
I got bootloop, using indian global V11.0.2.0.
After flashing patched boot, it gets bootloop recovery, only way is to wipe all data and reboot
After booting up and opeing magisk it shows a recommendation to install some ZIP
Accepting the recommendation results in bootloop,
Rejecting the recommendation and trying to Install > Direct Install results in bootloop as well
Posted a thread with this issue here
stone_henge said:
I got bootloop, using indian global V11.0.2.0.
After flashing patched boot, it gets bootloop recovery, only way is to wipe all data and reboot
After booting up and opeing magisk it shows a recommendation to install some ZIP
Accepting the recommendation results in bootloop,
Rejecting the recommendation and trying to Install > Direct Install results in bootloop as well
Posted a thread with this issue here
Click to expand...
Click to collapse
This
I got the exact same issue, every time it asked me to install additional zip files it went into recovery immediately after booting up.
Anyone know why this happened?
oblyvision said:
This
I got the exact same issue, every time it asked me to install additional zip files it went into recovery immediately after booting up.
Anyone know why this happened?
Click to expand...
Click to collapse
Do you have stock recovery or TWRP? Which version of Magisk are you using?
I have patched my boot stock image, installed full ROM, then flashed the patched boot image. Magisk did not show any recommendation installation.
There are a few guides online on how to deal with Magisk Bootloop without the need to wipe data.
Kiwironic said:
Do you have stock recovery or TWRP? Which version of Magisk are you using?
I have patched my boot stock image, installed full ROM, then flashed the patched boot image. Magisk did not show any recommendation installation.
There are a few guides online on how to deal with Magisk Bootloop without the need to wipe data.
Click to expand...
Click to collapse
TWRP 3.3.1-8, magisk 20.1
Patching boot image with magisk wasn't a problem. The Superuser itself works normally, module doesn't. The magisk manager suggested to download additional files for the magisk to be working properly.
I'm on MIUI 11.0.1 Global
Was TWRP the cause in the fist place?
oblyvision said:
TWRP 3.3.1-8, magisk 20.1
Patching boot image with magisk wasn't a problem. The Superuser itself works normally, module doesn't. The magisk manager suggested to download additional files for the magisk to be working properly.
I'm on MIUI 11.0.1 Global
Was TWRP the cause in the fist place?
Click to expand...
Click to collapse
On first installation MM asks to download what it needs e.g. to verify SafetyNet. Allow and there is no problem about. TWRP is generally not needed to install Magisk. Things are documented in Magisk guides
https://topjohnwu.github.io/Magisk/
https://www.didgeridoohan.com/magisk/HomePage
oblyvision said:
TWRP 3.3.1-8, magisk 20.1
Patching boot image with magisk wasn't a problem. The Superuser itself works normally, module doesn't. The magisk manager suggested to download additional files for the magisk to be working properly.
I'm on MIUI 11.0.1 Global
Was TWRP the cause in the fist place?
Click to expand...
Click to collapse
Yes, as the title suggests "without TWRP". The reason is, you cannot install OTA and magisk easily without using the stock recovery. Any attempt to update OTA or use any recovery script on the phone will result in a boot loop.
The solution to get out of the boot loop is simple. Actually a couple of solutions.
One, flash your stock recovery, or
Two, flash a full ROM that includes the stock recovery.
No need to wipe data
That's the only reason I made this post and the other about OTA on root. I don't like to use TWRP because I want OTA install without boot loop. At the same time I want root. Hence the solutions I provided
Kiwironic said:
Yes, as the title suggests "without TWRP". The reason is, you cannot install OTA and magisk easily without using the stock recovery. Any attempt to update OTA or use any recovery script on the phone will result in a boot loop.
The solution to get out of the boot loop is simple. Actually a couple of solutions.
One, flash your stock recovery, or
Two, flash a full ROM that includes the stock recovery.
No need to wipe data
That's the only reason I made this post and the other about OTA on root. I don't like to use TWRP because I want OTA install without boot loop. At the same time I want root. Hence the solutions I provided
Click to expand...
Click to collapse
I've tried flashing magisk via recovery and didn't work, the same bootloop. Here's the thread: https://forum.xda-developers.com/mi-9t/how-to/guide-miui-11-v11-0-1-0-pfjmixm-rooted-t3997299
I thought this might be a working alternative.
Gotta try installing magisk with stock recovery then, and if it still didn't work, well, more research for me..
oblyvision said:
I've tried flashing magisk via recovery and didn't work, the same bootloop. Here's the thread: https://forum.xda-developers.com/mi-9t/how-to/guide-miui-11-v11-0-1-0-pfjmixm-rooted-t3997299
I thought this might be a working alternative.
Gotta try installing magisk with stock recovery then, and if it still didn't work, well, more research for me..
Click to expand...
Click to collapse
You have to understand the requirements :
- stock recovery
- install magisk manager app
- patch the boot image for your stock ROM (same version on your phone)
- flash that Patched boot image.
- reboot
- done, that's magisk installed

Galaxy A11 SM-A115 Need TWRP

I have this device rooted with magisk BUT cant find way to properly port a qualcomm twrp from similar devices i just need help to get started with custom recovery if i can get one to boot i might be able to fiqure out the rest if any "Bugs" are found thru out the custom recovery. any help would be appericated.
below is a stock image of recovery and boot if needed
both images were from a " .Tar " file. I then extracted the file and got the recovery and boot in " .img.lz4 " format and then i converted them to " .img " only for easy access to edit ETC.
Android Version : 10
Current Firmware Version : A115MUBU1ATC2
Chipset : msm8953
Encryption State : encrypted
#System as Root
Uses an A/B operating System
https://drive.google.com/drive/folders/1mYYqvNgAXAxmiBH8ZDmbnoKMma4CUR12?usp=sharing
Why not compile a matching TWRP by yourself?
Look inside here.
@ jwoegerbauer i can give a try but have no experiences when it comes to makin a custom recovery.
ᐯerified Developer said:
I have this device rooted with magisk BUT cant find way to properly port a qualcomm twrp from similar devices i just need help to get started with custom recovery if i can get one to boot i might be able to fiqure out the rest if any "Bugs" are found thru out the custom recovery. any help would be appericated.
below is a stock image of recovery and boot if needed
both images were from a " .Tar " file. I then extracted the file and got the recovery and boot in " .img.lz4 " format and then i converted them to " .img " only for easy access to edit ETC.
Android Version : 10
Current Firmware Version : A115MUBU1ATC2
Chipset : msm8953
Encryption State : encrypted
#System as Root
Uses an A/B operating System
https://drive.google.com/drive/folders/1mYYqvNgAXAxmiBH8ZDmbnoKMma4CUR12?usp=sharing
Click to expand...
Click to collapse
Yea, im also looking for a way to get some sort of custom recovery on the exact same device. My advice is (if you cant build your own version of twrp) to just wait for some devs to release something for it. The galaxy a11 is a very new device so we'll just have to wait it out.
Edit: So I followed a tutorial here (https://www.youtube.com/watch?time_continue=40&v=MyxGZbCuxDQ&feature=emb_logo) and i created this (https://filebin.net/u3yww2cyajktm043). IT MAY OR MAY NOT WORK!!! USE IT AT YOUR OWN RISK!!!!
what model number is yours? i have the one from boost its the sm-a115u and it seems the toggle for oem unlock is not in my dev settings on my phone
ninjakira said:
what model number is yours? i have the one from boost its the sm-a115u and it seems the toggle for oem unlock is not in my dev settings on my phone
Click to expand...
Click to collapse
You can put the device into download mode and unlock the bootloader from there...
I'm currently stuck on this device trying to get it to unlock the boot loader. I've ticked OEM unlock but when I get into download mode (adb reboot download) I'm not getting any option to unlock the boot loader there. I'm also not able to get into download mode with any key commands. Any ideas here?
I've heard you power off, then hold volume up and down when you plug in a data cable. Haven't tried it yet, I'm on the a115u t-mobile variant. I can get to what it calls download mode, which looks to be fastboot and NOT the standard samsung blue screen download mode. Just boot to recovery and select reboot to bootloader. I do not have oem unlock in my dev settings, but I'll see if I can fastboot oem unlock when I get back to my laptop.
flash sm-a115u1 version firmware first. gives you oem unlock option. obviously toggle on and adb debugging. power off the phone. hold both volume buttons and insert usb cable. it will look like the normal blue download warning screen but read it carefully. it says long press volume up to unlock bootloader. it works. it will go black. release volume up and next it will ask you to confirm. choose yes. it will reboot and erase. after skipping thru set up enable dev options again and you will see oem toggle greyed out with a caption "bootloader already unlocked". thats as far as ive gotten. because now im like "what now?" i need a custom recovery file to flash to the device. any help with that out there? so now that the bootloader is unlocked can i install magisk to root and if so after that how can i network unlock? any help would be greatly appreciated. also looking for any custom roms that are available for this a11(2020). seems like a decent phone.thanks.
Situation:
You can build your TWRP it's very easy. Or get compiled version from A10 and patch your system.
As result you'll get a bootloop.
Why?
Samsung had f****d you up and give you a SECURE BOOT that's not possible to remove by bootloader unlock. If you're install wrong signed recovery loader will said to you:
1st something is going wrong and signatures are mismatched, lete wipe your phone!
Ok. You jad solved that and not wiped your phone.
2nd hmm, signatures still mismatched I'll not boot and go in ***!
Result:
Untill someone will not break this Qualcomm Secure Boot you'll not able to install custom OS or TWRP or any other good stuff.
Is there any updates that can be flashed with stock recovery
griha41 said:
Situation:
You can build your TWRP it's very easy. Or get compiled version from A10 and patch your system.
As result you'll get a bootloop.
Why?
Samsung had f****d you up and give you a SECURE BOOT that's not possible to remove by bootloader unlock. If you're install wrong signed recovery loader will said to you:
1st something is going wrong and signatures are mismatched, lete wipe your phone!
Ok. You jad solved that and not wiped your phone.
2nd hmm, signatures still mismatched I'll not boot and go in ***!
Result:
Untill someone will not break this Qualcomm Secure Boot you'll not able to install custom OS or TWRP or any other good stuff.
Click to expand...
Click to collapse
my a115u is stuck on load screen ,,after flash root trying to get bit un stuck ?????
ugg frustrating
sdell said:
my a115u is stuck on load screen ,,after flash root trying to get bit un stuck ?????
ugg frustrating
Click to expand...
Click to collapse
What's a point? Unpack firmware's AP_ file, extract boot.img, patch it through magisk, and flash through odin. But where in that thread header did you found the install root?
I want to remind you that recovery is bot a root part. That's why root thread and TWRP threads are separated.
griha41 said:
What's a point? Unpack firmware's AP_ file, extract boot.img, patch it through magisk, and flash through odin. But where in that thread header did you found the install root?
I want to remind you that recovery is bot a root part. That's why root thread and TWRP threads are separated.
Click to expand...
Click to collapse
cause i was new ..lol didnt know ..and still trying to understand it all but thqnk you for reply
sdell said:
cause i was new ..lol didnt know ..and still trying to understand it all but thqnk you for reply
Click to expand...
Click to collapse
Ahh I see. Sorry then.
You shall do that way. Find current fiware for your device, download it through fine software.
A result you will get 5 files with .zip extension.
You need to unpack file with AP_ prefix, i suggest you to use 7zip for that stuff. From file you need took off the boot.img.
Then boot.img you shall pack into archive.tar,
When you've done, down load the Magisk apk from github and install on your phone. Move your jew archive to phone memory/diwnload folder and start the Magisk, make patching of kenel, as result you'll receive the magisk_patched.tar, copy that file to your pc and start the Odin, place that archive in AP slot and flash it.
PROFIT!
But I want to warn you in android 10 and up there root and kernel system are different, now system is booting from super.img, and partition /,/system and etc are RO, so through the root you'll not able to change anything in system it would be wiped on next system restart.

How To Guide Relock bootloader and get stock recovery oneplus nord 2 Indian/EU: works for any MTK device

Note: This process is shown for OnePlus Nord 2 and work for any MTK device just replace files as per your model you need to Serch for that)
Credits @Raygen @TheWing
After relocking bootloader you can do safety net pass check to confirm by using following app:
https://play.google.com/store/apps/details?id=org.freeandroidtools.safetynettes
Download Re LiveDVD mtk. Client ( this is ready mtk client ubuntu os no need to Install python, drivers ready to go iso)
re_livedvdV3.iso
drive.google.com
Download Rufus for windows 32/64bit)
https://github.com/pbatard/rufus/releases/download/v3.17/rufus-3.17.exe
Note:Relocking has been done on OOS 11.1 v13 so stock boot img of v13, vbmeta from update zip of v13 is required, recovery must be given below.
Your need to replace files as per oxygen os version you are using.
FOLLOWING are images of DN2101 A13 OOS UPDATE IMAGES EXCEPT RECOVERY IMAGE IT WILL WORK IN ANY PHONE, U NEED YOUR AS PER YOUR REGION I WILL UPDATE THREAD AFTER COLLECTING ALL HERE
Boot img (This is stock A13 indian, other regions must use there current OOS version boot img)( other mtk devices must use there boot img here)
https://forum.xda-developers.com/attachments/boot-img.5460945/
Stock recovery(in zip unzip it you will get img file this will work for any region)( other mtk devices must use there recovery img here)
https://forum.xda-developers.com/attachments/recovery_stock-zip.5464685/
Vbmeta:must have correct vbmeta of current OOS Rom. Version (from stock A13 indian update.zip if U r using EU, OR GLOBAL region NORD replace it with the current OOS version you are for which you want to relock)(other mtk devices must use there vbmeta img here)
vbmeta.img
drive.google.com
All files for EU DN2103 ON A12 UPDTAE :
EU varient v12 files:
Boot. Img:
https://forum.xda-developers.com/attachments/boot_stock_a12-img.5461083/
Vbmeta. Img/
vbmeta.img
drive.google.com
Recovery same link for all)
recovery_stock.zip
drive.google.com
Terminal emulator commands :
1) BOOT TO FASTBOOT connect phone to pc in on condition)
adb reboot fastboot
2)to relock bootloader in terminal emulator connect phone to pc in fastboot mode and type)
fastboot flashing lock
MTK client commands:
1)Flash boot img:
python mtk w boot boot.img
2) Flash recovery img:
python mtk w recovery recovery.img
3) Flash Vbmeta :
python mtk w vbmeta vbmeta.img
wifi is not working. everything working after relock bootloader but wifi is not working
farhansaeeddnp3021 said:
wifi is not working. everything working after relock bootloader but wifi is not working
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Factory reset u r phone and reboot see
pankspoo said:
Factory reset u r phone and reboot see
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i did it. but it's not working
farhansaeeddnp3021 said:
i did it. but it's not working
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Update yourbphone to latest v14
Is there any way to relock the phone just through fastboot? After installing an OTA update, the partitions should match the vbmeta partition, right? So could just relock the bootloader using fastboot flashing lock or would the phone not start then?
NetSoerfer said:
Is there any way to relock the phone just through fastboot? After installing an OTA update, the partitions should match the vbmeta partition, right? So could just relock the bootloader using fastboot flashing lock or would the phone not start then?
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Your device will go in to boot img corrupt after that.......
PLEASE NOTE: This isnt working if you are on a custom rom! My Bootloader ist broken and locked and I have to figure out how to fix this ****.
Hello Pankspoo.
I reset my Nord 2 again with an A11 image.
Now I wanted to lock the bootloader again. I have implemented your instructions one to one.
After that, the Nord 2 will boot normally and start.
But in the developer options I can still unlock the bootloader. So the option is not greyed out. The OTA cannot be installed but does not lead to a bootloop either.
I used the appropriate boot.img recovery & vbmeta.img.
Do you have any idea?
Best regards
7tyjupiter said:
Hello Pankspoo.
I reset my Nord 2 again with an A11 image.
Now I wanted to lock the bootloader again. I have implemented your instructions one to one.
After that, the Nord 2 will boot normally and start.
But in the developer options I can still unlock the bootloader. So the option is not greyed out. The OTA cannot be installed but does not lead to a bootloop either.
I used the appropriate boot.img recovery & vbmeta.img.
Do you have any idea?
Best regards
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Click to collapse
Check YASNAC app from play store if it's showing safety net check passed your locked.
While installation of OTA what's errors u r getting.
After locking OEM unlock not grates off actually now it's available to unlock again with switchable tab
Sorry for crossposting a lot today, but I am really stuck and it seems that this may be the tool I need. I am on A15, cannot lock bootloader and cannot update.
So, to be sure, for this to work I need the boot.img, recovery.img and vbmeta.img for A15 stock rom? If yes, where can I get those files?
I found the files! Thank you for this guide! It worked perfectly. I really thought my phone was completely bricked. Coming from a Pixel, the root/restore process on this thing is a complete nightmare!!
https://forum.xda-developers.com/attachments/boot-img.5460945/
this link says like this
Oops! We broke the matrix. Someone call Neo!​You do not have permission to view this page or perform this action.
Ok. So I think if f-ed up big time! only message I get now is a big red "!" and: "the current image have been destroyed please flash te correct image....
HELP!
Hi, I have a question. I have an unlocked bootloader, if I have my mobile service serviced and I have the original rom reinstalled there will the botloader be locked?
lachatol said:
Hi, I have a question. I have an unlocked bootloader, if I have my mobile service serviced and I have the original rom reinstalled there will the botloader be locked?
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Definitely, no doubt about that. But the rooting-proces after that is easy and well described here. Don't forget to FIRST take you OTA's, that makes things easier!
exis_tenz said:
Definitely, no doubt about that. But the rooting-proces after that is easy and well described here. Don't forget to FIRST take you OTA's, that makes things easier!
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Click to collapse
I want to lock the botloader, I don't want root anymore. I just need to be sure that if I service the phone for reinstallation to the original firmware, then the bootloader will be locked. Will be? thank you for answer
No worries, it'll be locked after a factory flash!
farhansaeeddnp3021 said:
wifi is not working. everything working after relock bootloader but wifi is not working
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Click to collapse
This happened to me. It turns out that I had version A10 and flashed the A12stock_boot.img and when rebooting I had no wifi. I had no twrp either, since I had just flashed the stock recovery too.
So, I figured "did this actually updated to A12?" I checked the build version on the settings and no, it did not. So maybe thats the reason the system gets confused and some functions (I only noticed wifi) don't work properly.
Anyway, this is how I solved it:
1) restored my A10 version (flashing the file I got from a link on this post)
2) rebooting to A10, I did have wifi. I tried to update to A19 through Software Updater, but even though it did download the update.zip, it failed to update ("didn't pass the verification"). So, I:
3) flashed TWRP again, rebooted into it and installed the update.zip file (in data/ota_package/) that had just been downloaded by Software Updater.
4) Rebooted.
5) Fastboot flashing lock
6) Rebooted again. Congrats, its a brand new phone!!
P.S. Don't forget to lock the OEM unlocking option in Settings.
extranoob said:
This happened to me. It turns out that I had version A10 and flashed the A12stock_boot.img and when rebooting I had no wifi. I had no twrp either, since I had just flashed the stock recovery too.
So, I figured "did this actually updated to A12?" I checked the build version on the settings and no, it did not. So maybe thats the reason the system gets confused and some functions (I only noticed wifi) don't work properly.
Anyway, this is how I solved it:
1) restored my A10 version (flashing the file I got from a link on this post)
2) rebooting to A10, I did have wifi. I tried to update to A19 through Software Updater, but even though it did download the update.zip, it failed to update ("didn't pass the verification"). So, I:
3) flashed TWRP again, rebooted into it and installed the update.zip file (in data/ota_package/) that had just been downloaded by Software Updater.
4) Rebooted.
5) Fastboot flashing lock
6) Rebooted again. Congrats, its a brand new phone!!
P.S. Don't forget to lock the OEM unlocking option in Settings.
Click to expand...
Click to collapse
If u gets wifi issue just flash boot image of OOS version u r using via fastboot

TWRP Recovery and Rooting Galaxy J600G (I need help)

So uhm first time posting in XDA, and also first time rooting a phone in my life...
Anyways apparently twrp doesn't have an official custom recovery for the J6... and despite searching for the J600G (specificaly: J600GDXSACVB1), I was unable to find any proper website for my model (ive heard I need the exact file for my exact model)... maybe you guys know any twrp custom recovery for it....
And after that... some are saying just flash magisk, some are saying I need to disable VaultKeeper to really unlock Bootloader to then root the device... so I am getting confused
If anyone can help that'll be great!
Phone Info:
Android Version: 10
Baseband Version: J600GDXSACVB1
Knox version: Knox 3.5 (idk if this is needed)
"OEM Unlocking" option in developer setting is enabled
"USB Debugging" is also enabled
ThatUnknownDude said:
So uhm first time posting in XDA, and also first time rooting a phone in my life...
Anyways apparently twrp doesn't have an official custom recovery for the J6... and despite searching for the J600G (specificaly: J600GDXSACVB1), I was unable to find any proper website for my model (ive heard I need the exact file for my exact model)... maybe you guys know any twrp custom recovery for it....
Click to expand...
Click to collapse
TWRP =/= root. Root means you have SU access in Android system. Recovery mode is a separate environment; the difference between TWRP and stock recovery is that TWRP allows you to flash unsigned images.
If you just want to root your phone with Magisk, you can follow these instructions.
Otherwise, if you want to be able to flash custom ROMs, you can use this to patch your stock recovery to enable Fastbootd which will allow you to flash partitions directly instead of using Odin.
ThatUnknownDude said:
And after that... some are saying just flash magisk, some are saying I need to disable VaultKeeper to really unlock Bootloader to then root the device... so I am getting confused
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Click to collapse
Yes, see the Magisk instructions I linked. Samsung likes to make things complicated, so when you've unlocked the bootloader, it still won't let you flash custom images until Vaultkeeper has been disabled.
Hmm ok thanks.. I saw the Magisk installation help page and I am getting stuck in this part:
Allow bootloader unlocking in Developer options → OEM unlocking
Reboot to download mode: power off your device and press the download mode key combo for your device
Long press volume up to unlock the bootloader. This will wipe your data and automatically reboot.
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I am long pressing volume up button in download mode however nothing is happening...
(Edit) Oh and KG State (which I assume is another word for RMM Lock) is just showing 'checking' and not 'prenormal' or anything...
I think TWRP may be the cause of the bootloop. I flashed a stock firmware of J600G to completely reset it (factory reset of sorts) and then flashed TWRP, and entered the recovery screen. After that the bootlooping issue started... is there any other good custom recoveries?
Hi TUD, fellow J600G user here, I'd recommend you to start off easy by installing TWRP 3.2.3.
Requirements -
Odin installed on your computer.
USB cable
TWRP tar file
To install TWRP -
1. Switch your phone off and hold volume up and down buttons at the same time while connecting your phone to the computer by cable.
2. Open Odin and go to options, switch off auto reboot, now click on AP and select your TWRP tar file.
3. Now after Odin says PASS disconnect the cable from your phone and hold Volume down + power button for 7 seconds and as soon as the screen goes black hold Volume up + power button. This will boot you into your newly installed TWRP.
When it comes to custom roms J6 has some limitations for a few good ones. In my opinion you can install EvolutionX 4.0 (made by @adi_ss) that is based on android 10 as its the easiest rom to install. All you have to do is follow the instructions given by the developer.
Happy Flashing.

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