Question Downgrade from latest Android 12 to Android 11 without root / unlocking bootloader - ASUS ZenFone 8

I have Zenfone 8 with latest Android 12 (WW-31.1010.0411.113). I would like to downgrade to Android 11.
On the site: https://www.asus.com/Mobile/Phones/ZenFone/Zenfone-8/HelpDesk_BIOS/
there's: "ZenFone 8 (ZS590KS) Software downgrade from Android 12 to target Image Version: WW-30.12.112.82 (Android 11) for WW SKU only.".
with instruction:
Steps of Update:
1. Download the firmware to internal storage.
2. Remove Google Account.
3. Pull down the quick setting list.
4. The system will pop up a message which detected a firmware update info.
5. Execute the downgrade firmware file.
Click to expand...
Click to collapse
My questions are:
1. Have anyone tried to use it and can confirm it works?
2. Is there any other way to downgrade to the first available Android 11 version WW-30.11.51.44 (instead of specified WW-30.12.112.82)?
---
/ I have seen thread https://forum.xda-developers.com/t/downgrading-from-android-12-to-android-11-without-adb.4459499/ but it's not the exact case that I have here /

Related

The correct procedure to flash MIUI 9 beta on Redmi 2/Prime

The correct procedure that I have done to flash MIUI 9 beta on my redmi 2 without any problem is as follows:
1. Download the developer ROM from MIUI Website and keep it in your root folder of your internal storage.
2. Go to the updater app on your device and click on the 3 dots ( top left side of the device).
3. Click on choose update package.
4. Select the ROM you have downloaded and click on ‘OK’ button.
5. Your device will go to recovery and the installation procedure will start automatically.
6. After the installation, just enjoy MIUI 9 on your Redmi 2.
Here is a video tutorial for this: https://youtu.be/7ipISDLfD8c

[STOCK] [ROM] Asus Zenfone Max Pro M1 [GLOBAL ZB602KL] version WW-14.2016.1804.305

Sw Version WW-14.2016.1804.305
2018/05/28
Size 1.38 GBytes
ASUS ZenFone Max Pro (M1) Software Image Version: WW-14.2016.1804.305 For WW SKU only*
Improve Items:
1.Improve Camera performance
2.Privacy Setting update
3.Add GPS location icon into QuickSetting
Steps of Update:
1. Check software version of your device**
2. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW, ID->ID.
3. Software update cannot transfer the software SKU and downgrade the software version.
4. Wrong SKU may cause update failure, please update the same SKU version only.
5. How to manual update firmware please refer to https://www.asus.com/support/faq/1009748.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS PadFone2
**How to know the device software version?
Path: Settings->About-> software information->Build number
Example: CHT_PadFone2-user-10.4.17.15-UpdateLauncher
*System upgrade may cause part of data missing, please backup your important data before system upgrading.
download official HERE
source : https://www.asus.com/id/
groundman said:
Sw Version WW-14.2016.1804.305
2018/05/28
Size 1.38 GBytes
ASUS ZenFone Max Pro (M1) Software Image Version: WW-14.2016.1804.305 For WW SKU only*
Improve Items:
1.Improve Camera performance
2.Privacy Setting update
3.Add GPS location icon into QuickSetting
Steps of Update:
1. Check software version of your device**
2. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW, ID->ID.
3. Software update cannot transfer the software SKU and downgrade the software version.
4. Wrong SKU may cause update failure, please update the same SKU version only.
5. How to manual update firmware please refer to https://www.asus.com/support/faq/1009748.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS PadFone2
**How to know the device software version?
Path: Settings->About-> software information->Build number
Example: CHT_PadFone2-user-10.4.17.15-UpdateLauncher
*System upgrade may cause part of data missing, please backup your important data before system upgrading.
download official HERE
source : https://www.asus.com/id/
Click to expand...
Click to collapse
Isn't this file corrupt. The 305 on Asus site
edit: lol i just saw that this is for global model. i think the corrupt file issue was with ZB602KL
candiesdoodle said:
Isn't this file corrupt. The 305 on Asus site
Click to expand...
Click to collapse
I don't think so, it is work.
check how to flash it manually
groundman said:
I don't think so, it is work.
check how to flash it manually
Click to expand...
Click to collapse
Did you try it? On a rooted phone?
Not getting the update
I am not getting the auto update and also when I downloaded the update manually, it isn't showing any update notification after rebooting.
namanxiv said:
I am not getting the auto update and also when I downloaded the update manually, it isn't showing any update notification after rebooting.
Click to expand...
Click to collapse
If you do not have unlocked bootloader and you are on stock recovery
Then put the update file in SD card
Boot to recovery and select
'apply update from external storage"
Then select the update file and done.
DarkLord007 said:
If you do not have unlocked bootloader and you are on stock recovery
Then put the update file in SD card
Boot to recovery and select
'apply update from external storage"
Then select the update file and done.
Click to expand...
Click to collapse
This works even if you have officially unlocked the bootloader

Android 10.0 public Beta H2OS For OnePlus 7TPro [Update 1]

This works for OnePlus 7T Pro / McLaren Edition
5G version not known, test on your own risk
[Update log]
This version adds an installation environment that supports the voice assistant. The voice assistant function can be experienced by installing the following apk packages.
[Update method]
First, the full package download method :
DOWNLOAD
MD5: cb7577c07dd19e6d9858163e97c57a6b
OnePlus7TPro stable version to the public beta tutorial:
1. Download the OnePlus 7TPro public beta ROM upgrade package from the specified address
2.Copy the ROM upgrade compressed package to the root directory of the mobile phone
3. Settings-> System- > System Update-> icon in the upper right corner-> Local Update-> Click on the corresponding installation package-> Upgrade Now-> System Upgrade Complete
4. Select restart (or press the power button to restart)
5. Successfully upgraded to the public beta
The voice assistant experience
After the mobile phone is updated to the above system, download the APK file and install it. You can click to download the voice assistant and install it on your mobile phone to use it.
(This application is only applicable to this upgrade 7T / 7T Pro public beta version 1 and internal beta version, not for stable version download and installation!)
Want to flash back the OnePlus 7TPro stable version?!
Flash back from the OnePlus 7TPro public beta version to the OnePlus 7 TPro stable version tutorial:
Tips : This downgrade method will clear all the contents of the phone, please be sure to back up important data before downgrading
1. Download the corresponding downgrade package from the specified address ( OnePlus 7TPro: Download ) and copy it to the root directory of the phone
2. Settings-> System-> System Update-> icon in the upper right corner-> Local Upgrade-> Click on the corresponding installation package-> Upgrade Now-> System Upgrade Complete
3. Choose to restart the phone (or press the power button to restart)
4.Successfully flashed back the Android stable version
Tips:
1. Please note that this version is a public beta version, an unstable version, there may be some unknown risk issues.
2. If there are any bugs or suggestions, I suggest you to use the OnePlus community app. After logging in, click "+" and "Suggest Feedback" to submit bugs or suggestions
Source: OnePlus China
Hmm ... there's hardly anything interesting in there (except for upgraded camera app); lots of Chinese malware.
Public beta for Oxygen OS for 7T pro must be near

Install Android 11 DP4 in Nokia 7 plus

I found this rom by searching in through the web, its not my work.
i just anted to share this with everyone whoever wants to try.
Special Credit to @Raghu varma for Treble Vendor image and TWRP @ErfanGSIs for porting of the GSI.
I'm not responsible whatever happens with your phone.
Download
1. Trable Vendor Image (This Post)
2. GSI (Here)
3. TWRP (This Post)
4. Minimal Adb And Fastboot (Here)
Instruction
1. Download all the files and copy it to your internal storage
2. reboot to bootloader by pressing the volume down + power button together or by "ADB"
3. open minimal adb fastboot and type "fastboot boot twrpxx.img" (where 'twrpxx.img' is your recovery file name )
4. enter password to decrypt and swipe to allow system modification
5. then go to wipe >> advanced Wipe >> and select everything except internal storage and microSD
6. swipe to confirm
7. install >> select the vendor zip file and swipe to confirm
8. install >> install image >> select system image file >> select system image >> swipe to confirm
9. reboot and enjoy
XDA:DevDB Information
Android 11 DP4 Port, ROM for the Nokia 7 Plus
Contributors
[email protected], Raghu varma, Erfan
ROM OS Version: 2.3.x Gingerbread
Version Information
Status: Testing
Created 2020-05-08
Last Updated 2020-05-08
I would rather try beta 1 instead of DP4.
What's chance to get Android 11 ROMs (especially clean Android One or Pixel) in fall, after stable release?
And how is chance to install it's because is bootloader not unlocked?
I really like N7P, and don't want to buy new phone.
Sent from my Nokia 7 plus using Tapatalk
Markic said:
What's chance to get Android 11 ROMs (especially clean Android One or Pixel) in fall, after stable release?
And how is chance to install it's because is bootloader not unlocked?
I really like N7P, and don't want to buy new phone.
Click to expand...
Click to collapse
For you to install android 11 ROM, you'll need unlocked bootloader.
Nokia 7 plus will not recieve official Android 11 update
Still, testing?

[Redmi 7A][GUIDE]ANDROID 10 BASED ON MIUI 11 FOR INDIA RELEASED

Redmi has released the much awaited MIUI Global 11.0.1.0 QCMINXM rom based on android 10 for indian users who are currently on MIUI version MIUI Global 11.0.5 | Stable | 11.0.5.0(PCMINXM)
Any INDIAN user can download and install this version without unlocking the bootloader or going through any long process.
Detailed Guide :
1. DOWNLOAD RECOVERY ROM HERE
( bigota.d.miui.com/V11.0.1.0.QCMINXM/miui_PINEINGlobal_V11.0.1.0.QCMINXM_bd739880d3_10.0.zip )
(Use the link below. They are updating it through some automated script that I cannot keep up with.)
OR
( notebookcheck.net/Stable-Android-10-update-lands-on-the-Indian-version-of-the-Xiaomi-Redmi-7A-MIUI-12-not-ready-for-primetime-on-the-entry-level-device-though.478616.0.html )
2. Copy downloaded rom to internal storage.
3. Go to Settings-> About Phone -> System Update
4. Click the "MIUI 11" logo 7-8 times until advanced options are enabled.
5. Click on the 3-dot menu in the top and select Choose Update Package option.
6. Select the file you copied to the internal storage in step 2.
7. Click OK to the update prompt and wait.
8. Enjoy your updated phone.
If you have unlocked bootloader or are an advanced user, you can flash this rom on any version of redmi 7A after first installing this MIUI 11.0.5(PCMINXM) ( bigota.d.miui.com/V11.0.5.0.PCMINXM/pine_in_global_images_V11.0.5.0.PCMINXM_20200509.0000.00_9.0_in_fd5c1e5ec4.tgz ) rom from fastboot using MiFlash Tool.
Ps. I am a new user and am not allowed to post links. So please copy and paste these links into your browsers.

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