Firmware Redmi 9a -

Rename the file to update.zip . Copy to root of SD card (not internal storage).

Unlock bootloader (Xiaomi requires waiting 7–15 days). Apply via Mi Unlock Tool .

Download Fastboot ROM for Redmi 9A (e.g., dandelion_global_images_V12.5.8.0...tgz ). Extract it. Firmware REDMI 9A

Boot into Recovery mode (Volume Up + Power).

Download Mi Flash Tool (latest version). Rename the file to update

Boot phone into Fastboot mode (Volume Down + Power).

Select Install update.zip from SD card → Choose file → Confirm. Firmware REDMI 9A

Download Recovery ROM ( .zip file) for your region.