Custom ROM: How to Install Arrow OS Android 11 unofficial on Redmi Note 8 Pro – Begonia. ArrowOS is an AOSP/CAF based project started with the aim of keeping things simple, clean and neat. It used Anti-brick Factory Preloader installed before flash TWRP CFW Recovery. Do this at your own risk, I’m not responsible for bricking your device.
What is CFW?
CFW is a combination of multiple Xiaomi firmware packages. CFW enables you to use the new builds without worrying about bricks while running newer proprietary vendor software. These builds are unified for all variants of the Redmi Note 8 Pro and have pretty much all issues fixed at this point. The CFW contains firmware files from the latest A9 and latest A10 firmware image. Along with this, the CFW also installs the factory preloader and bootloader (LK) to make sure you’re safe when modifying your device. Source – XDA Forums.
Download and Installed
- Anti-brick Factory preloader + CFW Recovery: read How to Install Anti-brick and CFW recovery on Redmi Note 8 Pro Android 9
- Download Arrow-v11.0-begonia-UNOFFICIAL-20210117-VANILLA.zip
- Download begonia-A10-CFW_20200530.zip ( for Android 10 )
- Download begonia-A11-CFW_20210105.zip ( for Android 11 )
- Download begonia-A11-CFW-vendor-20201128.zip ( if necessary )
- Download latest Open GAPPS for Android 10 ( if necessary )
- Download latest Open GAPPS for Android 11 ( if necessary )
- Download Magisk-v20.4.zip or latest ( if necessary )
- Download MagiskManager-v7.5.1.apk or latest ( if necessary )
- Copy all files to External SD Card ( Recommended )
Install Instructions on Redmi Note 8 Pro:
Make sure the Redmi Note 8 Pro Installed Anti-brick Factory Preloader and installed CFW Recovery.
STEP 1 : Enter Factory Preloader and TWRP Recovery
- Turn Power off
- Press and Hold volume Up + power key. When phone vibrate once, release power key only, keep pressing Volume Up until Factory Preloader appears
- Use volume up to select “Recovery Mode” and press Volume Down to confirm
STEP 2 : Flashing ROM
- Select Wipe – Advanced Wipe ( select “Dalvik, Cache, System” ), Swipe to Wipe
- Select Install – select begonia-A11-CFW_20210105.zip, Swipe to confirm Flash ( Ignore this if you have installed before )
- Select Install – Arrow-v11.0-begonia-UNOFFICIAL-20210117-VANILLA.zip, Swipe to confirm Flash
- Select Wipe – Format Data, type “yes” and Confirm
- Select Reboot – System
Install GApps if necessary
- Enter TWRP Recovery: Turn power off, Press and Hold volume Up + power key When phone vibrate once, release power key only, keep pressing Volume Up until Factory Preloader appears. Use volume up to select “Recovery Mode” and press Volume Down to confirm ( It may be direct to TWRP Recovery )
- Select Wipe – Advanced Wipe ( select “System” ) – Repair or Change File System – Resize File System – Swipe to Resize
- Select Mount – ( select “System, Vendor” ), Back to home
- Select Install ( If file in SD Card: Select Storage – Micro SD card – OK ) – select open_gapps-arm64-11.0-nano-xxxxxxx.zip Swipe to confirm Flash
- Select Reboot – System
Rooting if necessary
- Enter TWRP Recovery: Turn power off, Press and Hold volume Up + power key When phone vibrate once, release power key only, keep pressing Volume Up until Factory Preloader appears ( It may be direct to TWRP Recovery )
- Select Install – select Magisk-v20.4.zip Swipe to confirm Flash
- Select Reboot – System
- Done!
Notes / Warning!
- Use at your own risk, I’m not responsible for bricking your device.
- Rooting will result in a void warranty
- Using the incorrect file may brick your device.
- Make sure to backup your important data before root it.
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Tags: android 11, antibrick, Arrow OS, begonia, cfw recovery, custom rom, factory preloader, redmi note 8 pro, root, TWRP CFW, What is CFW