unofficial MIUI 13 GSI Firmware have Now been available for download & You can download it from below. it is based on Android 12 & works on all GSI Supported Devices with ARM/ ARM64/A & AB Partition. You can flash it via both fastboot & recovery mod.
Note:
- it will erase all your data Including Internal storage.
 - Please do carefully, we are not responsible for any damage to your device.
 - some devices does not accept blank vbmeta file, if you will face a brick, patch official vbmeta from your device and write it.
 
Pre-Requirement:
- unlocked bootloader: Guide
 - blank or patched vbmeta file (if not flashed earlier)
 
Download Links:
- blank vbmeta & Product GSI: Download
 - MIUI 13 GLO Android 12 GSI Image AB/SAR: Download
 - MIUI 13 CN Android 12 GSI Image SB/SAR: Download
 - Ported from Redmi Note 10 Pro
 
How to Install MIUI 13 Android 12 GSI:
- Download & extract Platform tools
 - Install adb fastboot driver on your computer
 - Download and Extract ROM file in Platform tools folder
 - on Phone enable usb debugging and oem unlock from developer option
 - turn Phone OFF, Press Volume down and power key until You see fastboot logo, then connect it to computer using usb cable
 - open command window/cmd in platform tool folder
 - send below code to check connected device
 
fastboot devices
- if no usb device then check usb driver or disconnect and reconnect device
 - delete logical partition product
 
fastboot delete-logical-partition product
- disable android verified boot by sending a patched or blank vbmeta file (first move file to platform tool folder)
 
fastboot --disable-verity --disable-verification flash vbmeta vbmeta.img
- flash ROM by sending below code
 
fastboot erase system fastboot flash system 'filename'
- replace ‘filename‘ with the correct ROM file name Like ‘fastboot flash system system-squeak-arm64-ab-vanilla.img‘
 - Reboot
 
fastboot reboot
Fixes and Solutions:
Audio jack permanent fix:
adb shell su setprop persist.sys.overlay.devinputjack true reboot