today i will show how to repair note 9 power bb unknowns solutions
first need to unlock bootloader with waiting 168h
2nd step enable your diag port with diag port enable code and backup your og qcn from your or anyothers phone
3th reset efs with umt tools or any others tool note first backup your og efs coz phone can show you nv data corrupt don't warry just chill
now flash your phone with this firmware Download V12.0.1.0.QJQMIXM - Xiaomi Redmi Note 9 4G china/Redmi 9T/Redmi 9 Power - Global Stable in MiFirm firmware version is lime_global_images_V12.0.1.0.QJQMIXM_20201211.0000.00_10.0_global_82eab5d78c
now wait for open your phone after open
just on the diag port and write qcn with umt tools
job done
first need to unlock bootloader with waiting 168h
2nd step enable your diag port with diag port enable code and backup your og qcn from your or anyothers phone
3th reset efs with umt tools or any others tool note first backup your og efs coz phone can show you nv data corrupt don't warry just chill
now flash your phone with this firmware Download V12.0.1.0.QJQMIXM - Xiaomi Redmi Note 9 4G china/Redmi 9T/Redmi 9 Power - Global Stable in MiFirm firmware version is lime_global_images_V12.0.1.0.QJQMIXM_20201211.0000.00_10.0_global_82eab5d78c
now wait for open your phone after open
just on the diag port and write qcn with umt tools
job done