Huawei 8X Max not booting phh aosp GSI - Android Q&A, Help & Troubleshooting

The device already has treble with oreo vendor. Why no GSIs boot? With and without: magisk, permissiver v4, dm verity, decryption, flashed from TWRP or fastboot.
I paid to unlock the bootloader, now it's useless

Hello, I have been searching for the bootloader unlock for this phone. Can you please tell me which service you used to unlock the bootloader. Since then I bought the phone I had been trying to unlock, I had to buy another Chi phone Oukitel K9 and have been using several GSI's and have figured all the issues
I have tried dc unlocker didn't work.

Solved. GSI wasn't booting due to kernel and boot.img. You have to use erecovery back to the original and start over. Re-install TWRP. Found the latest works; https://github.com/phhusson/treble_...queak-arm64-ab-vndklite-gogapps-secure.img.xz
I am unable to pull the boot.img from the GSI perhaps there is no boot.img for Magisk. Also, I'm having issues with chrome and edge freezing, (using Fentec browser). Also the backlight is dim.

Related

Procedure for flashing GSI roms (LineageOS)

Hey guys, I'm trying to install LineageOS GSI (arm64 A/B) on my Mi A3 and seem to be having some trouble getting the GSI to actually boot successfully.
I have already done my research both on XDA and elsewhere online, yet most threads focused on the device seem to be of little to no use and/or filled with spam replies that only serve to confuse people looking into this.
A quick note regarding the aforementioned threads:
I don't mean to sound disrespectful to the community, but honestly, bashing somebody over why they'd rather install anything but your own fav piece of software is completely ridiculous.
Without further ado, my case goes as follows:
I'm starting fresh with the latest stock firmware, after having unlocked my bootloader ofc (critical too), I've successfully installed TWRP, wiped, installed the system image and yet after rebooting I'm just greeted with good ol' Fastboot, at which point I either directly flash the stock firmware and try again or wipe my data and whatnot (through TWRP, if reinstalled) and still end up with Fastboot.
Therefore, I have to ask you guys:
Has anyone previously successfully installed any GSI rom on the Mi A3?
Did you flash the system img while on stock firmware or a previously flashed custom rom (ie Pixel Experience)?
Is there any need for any special patch similar to the ones used for MIUI based Xiaomi phones?
Did you face any other issues while trying to flash a GSI?
My intention is to eventually install microG using Nanodroid.
Thanks for asking. I was trying to flash Havoc, crDroid and MSM-Xtended Android 10 GSIs but I can't boot the phone.
I have flashed lots of GSIs in the past, but this is really intriguing me, I can't boot on Mi A3. Wiping or formatting data does not solve, neither Permissiver or Disable Dm-verity zips did the job... :crying:
I successfully bootet the LineageOS GSI yesterday. I was not coming from stock though. I think this process should work assuming you already bootet to TWRP:
1. flash the GSI image to system partition using TWRP
2. flash the TWRP installer to keep your recovery
3. (not sure if needed) flash no fde patch
4. optional: flash some other stuff like Magisk and gapps
5. wipe data and dalvik
I think it rebooted to recovery on my first try but worked after flashing everything again. I probably made some mistake on my first attempt but just make sure to try again before giving up.
Also there's this tutorial but it's not at all what I did to get it working:
https://forum.xda-developers.com/mi-a3/how-to/tutorial-flash-custom-rom-mi-a3-t3977169

TWRP 3.3.1 on BV9500 Plus

Hi,
Firstly, sorry for the lack of references in my post, as this is my first one, I'm not allowed to add URLs.
I recently purchased a Blackview BV9500 Plus and I have been trying to flash TWRP, I wanted to try different custom ROMs since the stock ROM for BV9500 PLus is apparently no longer updated (info comes from a Blackview forum).
The TWRP version that I'm trying to flash is 3.3.1 for BV9500 Plus (unofficial).
I have tried different ways, using fastboot flash recovery, using SPFlashTool and flash directly the recovery file, and it looks like the flashing succeeded but I have never been able to boot into TWRP. When I turn on the phone pression the Volume UP key, I see the Blackview logo (which sometimes appears color inverted black <-> white) and then nothing happens, it goes back to rebooting until I let go of the Volum UP key, then it starts normally. I even tried with a different TWRP version (3.2.3 for Android 9.0 Pie MT6771, unofficial) with same results ...
I unlocked the bootloader (ticked it in the phone settings) and did a fastboot flashing unlock, I tried rooted (with last version of Magisk with which I patched the boot.img and flashed), not rooted ... with no luck ... (I even lost my IMEI after a complete format with SPFlash along with the googlekey, fortunately I was able to reflash everything thanks to BV support :laugh::victory
Many thanks in advance for your help, I have been trying to figure this all out for a few days now ...
Best regards.

Redmi 8a Global a only 11.0.2.0 QCPMIXM GSI/Custom ROM still flashable?

Hi all, my first post here.
I recently bought this phone thinking it was customizable. Every tutorial I have tried has failed and required a re-flash to stock ROM using MIFlash.
I have tried custom ROMs, GSI ROMs, 64 bit, 32 bit, etc. I tried using Magisk 21.0 to root, it appears to work, but I believe the boot.img patching isn't currently working on this particular phone.
Most tutorials I have tried are very simple and use TWRP to flash the OS img file, then reboot and enjoy. Some suggest flashing vbmeta.img to prevent boot loop, but, boot loop happens anyway. I have TWRP installed and working, so far, that is all I have had success with.
Can this phone still be customized at all?
Update: I achieved root on the stock ROM. If anyone is interested I'll post the exact instructions.
stvmnn said:
Hi all, my first post here.
I recently bought this phone thinking it was customizable. Every tutorial I have tried has failed and required a re-flash to stock ROM using MIFlash.
I have tried custom ROMs, GSI ROMs, 64 bit, 32 bit, etc. I tried using Magisk 21.0 to root, it appears to work, but I believe the boot.img patching isn't currently working on this particular phone.
Most tutorials I have tried are very simple and use TWRP to flash the OS img file, then reboot and enjoy. Some suggest flashing vbmeta.img to prevent boot loop, but, boot loop happens anyway. I have TWRP installed and working, so far, that is all I have had success with.
Can this phone still be customized at all?
Update: I achieved root on the stock ROM. If anyone is interested I'll post the exact instructions.
Click to expand...
Click to collapse
Hi.
I´m interested. I´m not able to root the MI 8A MIUI 11 global 11.0.2.0 QCPMIXM. I achieved install TWRP . But I can´t install MAGISK . It don´t show me any error, but it isn´t installed. I ´ve tried many versions 20.0, 20.1, 20.2, 20.3 20.4 21.0 and 21.1. neither of them are successfull with TWRP.
Neither with magisk manager apk 7.5.1 and above. These are installed but then I download magisk 20.4 version, but this isn´t installed.
how did you it? please.
Yajirobai said:
Hi.
I´m interested. I´m not able to root the MI 8A MIUI 11 global 11.0.2.0 QCPMIXM. I achieved install TWRP . But I can´t install MAGISK . It don´t show me any error, but it isn´t installed. I ´ve tried many versions 20.0, 20.1, 20.2, 20.3 20.4 21.0 and 21.1. neither of them are successfull with TWRP.
Neither with magisk manager apk 7.5.1 and above. These are installed but then I download magisk 20.4 version, but this isn´t installed.
how did you it? please.
Click to expand...
Click to collapse
Your bootloader needs to be unlocked and USB debugging enabled first of course. TWRP Recovery should be installed.
To do this, you need the adb and fastboot binaries installed on a PC/Laptop. I use Ubuntu and installing these is trivial via apt package manager:
Debian based:
Code:
sudo apt install adb fastboot
RedHat based:
Code:
yum install adb fastboot
If you use Windows, the install and use of these binaries is a little different. I don't use Windows so you'll have to do a quick search to find out how to install and use these binaries. The commands listed below will work no matter what OS you use.
Connect your phone to your PC/Laptop via it's USB cable and reboot it to TWRP Recovery:
Power off the phone, then power on while holding the volume up button until you see the TWRP logo. Log into TWRP to decrypt.
Next, you need to pull the current boot.img from your ROM to patch it for root access:
Code:
adb shell dd if=/dev/block/by-name/boot of=/sdcard/boot.img
There should be a boot.img on your phone's internal storage, copy it to your PC/Laptop. From TWRP, reboot your phone to fastboot.
Now, we'll use this most excellent, free resource to patch the boot.img file which will give root access:
https://patcher.yaalex.xyz/
Check the 'Include Magisk' checkbox on the website before submitting image.
Important: After you upload your boot.img file to the website, be patient. This could take 10 minutes or more to complete, just wait until you get a prompt to download the patched image. You will be provided a patched_boot.img file from the website once it is finished.
Finally, all you need to do is flash the patched_boot.img to your phone:
Code:
fastboot flash boot patched_boot.img
Boot your phone to the ROM:
Code:
fastboot reboot
Install Magisk Manager if you haven't already, and enable Magisk Hide in the settings. Magisk Manager should report root access is available and SafetyNet test should pass.
I typed all this up from memory so if you run into trouble or are confused by any step, let me know and I will gladly clarify/fix the steps.
I hope this helps others achieve root on this phone. Let me know how it goes and happy de-bloating!
Rollback instructions:
If your phone fails to boot don't panic. You can restore your original boot.img if needed to regain access. Reboot your phone to fastboot:
Boot phone while holding the down volume button until you see the fastboot logo.
Next, flash the original boot.img to the boot partition:
Code:
fastboot flash boot boot.img
Now just reboot to ROM and all should be restored:
Code:
fastboot reboot
stvmnn said:
Hi all, my first post here.
I recently bought this phone thinking it was customizable. Every tutorial I have tried has failed and required a re-flash to stock ROM using MIFlash.
I have tried custom ROMs, GSI ROMs, 64 bit, 32 bit, etc. I tried using Magisk 21.0 to root, it appears to work, but I believe the boot.img patching isn't currently working on this particular phone.
Most tutorials I have tried are very simple and use TWRP to flash the OS img file, then reboot and enjoy. Some suggest flashing vbmeta.img to prevent boot loop, but, boot loop happens anyway. I have TWRP installed and working, so far, that is all I have had success with.
Can this phone still be customized at all?
Update: I achieved root on the stock ROM. If anyone is interested I'll post the exact instructions.
Click to expand...
Click to collapse
Iirc redmi 8a is an ab device, and yes this device is as customisable as any other Qualcomm. What gsi image are you flashing?
Actually he is not way off ..... i am NOT able to find a Custom Non MIUI ROM with full VoLTE support. VoLTE fix for GSI's ( if at all it worked ! ) does not work for Havoc. twrp root is all good. I want a NON MIUI ROM that can regional variants ( Europe and Asia ) and supports VoLTE

after installing lineage 19 for micro G, oneplus 5t only boots in recovery

Good evening dear members, I ask for your kind advice, as I have done something wrong to my Oneplus 5t.
I upgraded my Oneplus 5t with "lineage for microG" 19.1 (from lineage 18).
I had installed TWRP 3.5.0_9 (phone encrypted).
It booted fine the first time into system.
The problem arose after I tried to install Magisk 21.4 from TWRP.
Now the phone only boots in recovery, but it doesn't enter TWRP's menu. It stays on the first TWRP screen (where it shows the version number).
The good thing (I hope) is that I can enter fastboot mode.
I tried flashing TWRP again from fastboot to no avail.
I tried flashing boot.img from fastboot (taken from the original firmware), but still no luck.
Is there a way to install the original firmware from fastboot?
I think starting from scratch would be a step into the right direction.
Please give any suggestion which I fill follow to the letter.
Thank you, thank you, thank you!
You have to be decrypted or flash DMverity for A12. I assume You mean Magisk 24.1 the current version is 24.3
Hi. This is what I did:
I downloaded and installed original firmware through fastboot (fastboot was still on).
I also installed original recovery through fastboot.
After that my oneplus 5t was in stock condition, apart from the bootloader, which was unlocked.
After that I managed to install TWRP through fastboot, and then lineage 19.
The thing is that TWRP doesn't support lineage 19, for one reason or another. Or it could be the other way around (lineage 19 doesn't support TWRP). In any case I had a phone which would only go in fastboot mode.
At least I knew what to do, as I did it already: reinstall stock firmware and recovery.
Long story short, I installed LOS recovery and lineage 19, and everything works fine.
Thanks everyone, and especially thaidroid, for the support.
Have a nice day.
miclombardo said:
Good evening dear members, I ask for your kind advice, as I have done something wrong to my Oneplus 5t.
I upgraded my Oneplus 5t with "lineage for microG" 19.1 (from lineage 18).
I had installed TWRP 3.5.0_9 (phone encrypted).
It booted fine the first time into system.
The problem arose after I tried to install Magisk 21.4 from TWRP.
Now the phone only boots in recovery, but it doesn't enter TWRP's menu. It stays on the first TWRP screen (where it shows the version number).
The good thing (I hope) is that I can enter fastboot mode.
I tried flashing TWRP again from fastboot to no avail.
I tried flashing boot.img from fastboot (taken from the original firmware), but still no luck.
Is there a way to install the original firmware from fastboot?
I think starting from scratch would be a step into the right direction.
Please give any suggestion which I fill follow to the letter.
Thank you, thank you, thank you!
Click to expand...
Click to collapse
Its not working cus you need to format data in recovery and then reboot it.
kirknado18 said:
Its not working cus you need to format data in recovery and then reboot it.
Click to expand...
Click to collapse
It wont boot cus your encrypted formatting data will allow op5t to boot.
latest lineage + magisk = stuck on boot logo, I tried an older version of lineage + magisk (known to work), same thing.. what did I do?
paradoxiumwind said:
latest lineage + magisk = stuck on boot logo, I tried an older version of lineage + magisk (known to work), same thing.. what did I do?
Click to expand...
Click to collapse
What recovery are you on? TWRP?
I use the one posted alongside each version: https://download.lineageos.org/dumpling
can you help?
I need to root so I can titanium backup everything. but I can't root. I suspect I might need to fully format and wipe and start again, I tried wiping data and doing a fresh install, but after sideloading magisk it just fails to boot every time now.
Does it boot regularly BEFORE installing magisk? I am trying to define the source of the problem.
I have installed lineage 19 and magisk, and I confirm you that it's possible
Yes. It boots fine if I just install lineage then nevermindthegapps. problem only occurs if I flash magisk. I tried installing the .apk and patching the .boot image manually in it and then fastboot flashing that, but same thing.
oh - one possible thing that it may be - is that I had a couple of modules loaded (I think a gcam fix mod and something similar) in magisk, and I read somewhere about people having them stuck 'installed' despite demoving all traces of magisk app. whether that is the problem I don't know.
This is very strange. That's what I did:
Sideload lineage recovery
Sideload lineage 19
Download magisk apk
Patched boot image from lineage 19.zip
Sideload the patched boot image
And that's it it all worked
May I suggest you to start all over again?
is wiping system data sufficient or do I need to format it? I'd rather not lose my appdata- but I can't rescue it without root / titanium backup :/
Try first without formatting, and see how it goes
I wiped system/cache, installed lineage-19.1-20220719-nightly-dumpling-signed.zip / mindthegapps, phone booted up fine - rebooted fine.
ok, good. Now download latest magisk app and patch the boot img.
do I click patch vbmeta in image?
Yes.
First extract the file called boot.img from lineage.zip you just installed.
Then in magisk select "patch vbmeta in image".
Magisk should produce a file named something like " magisk_pached-24300_f41h3.img".
That patched file should be sideloaded.
Installation is explained really well by topjohnwu
it wouldn't flash without selecting vbmeta, so tried with, flashed it, now i'm sitting looking at the boot logo.

Question Unlock Bootloader and root on Poco F4 GT

Hello,
Now I'm going to retire my old F1 and the F4 GT will replace it. The last time I unlock the Bootloader was with my F1 about 4 years ago.
This why I have a few questions:
Is it still possible to receive OTA Updates when the Bootloader is unlocked? I will just use twrp temporarily. In the past it was possible to boot into twrp from the Fastboot with a PC, is this still working? I'll just install magisk with twrp.
Maybe someone can help me, and sorry I didn't find a section for the POCO F4 GT
i think you can flash fastboot rom
Mhhh... But I don't need a rom or a custom ROM.... Just unlocking the bootloader und root...
The question was if I still receive OTA updates when it's unlocked without flashing TWRP...
I think OTA updates are disabled while bootloader is unlocked in official MIUI ROM
You can use the command fastboot boot pathToRecovery.img to boot twrp from fastboot mode
Do you think, or do you know...
Luftikus said:
Do you think, or do you know...
Click to expand...
Click to collapse
I haven't checked myself, I usually don't use stock ROM anymore after unlocking my bootloader
Luftikus said:
Hello,
Now I'm going to retire my old F1 and the F4 GT will replace it. The last time I unlock the Bootloader was with my F1 about 4 years ago.
This why I have a few questions:
Is it still possible to receive OTA Updates when the Bootloader is unlocked? I will just use twrp temporarily. In the past it was possible to boot into twrp from the Fastboot with a PC, is this still working? I'll just install magisk with twrp.
Maybe someone can help me, and sorry I didn't find a section for the POCO F4 GT
Click to expand...
Click to collapse
Yes, it's still possible to receive OTA and apply it officially using built-in miui updater app.
Poco F4 GT should already use A/B + dynamics, careful NOT to flash twrp (when it's available). Boot twrp and choose flash current twrp from inside twrp.
You can still flash magisk without twrp (via fastboot), but again as it should be an a/b device, you must extract payload.bin in order to get the boot.img file. Flash vbmeta disable verity first, patch the boot.img with magisk app, then flash the patched boot.img, and you should be rooted. Of course, unlock the bootloader first.
Hey thanks for your detailed explanation!
One short question, what do you mean with A/B + dynamics?

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