Downgrade Oneplus 9 To Android 11 Exclusive

A warning will appear stating that all data will be wiped. Confirm and tap Install .

To downgrade your Go to product viewer dialog for this item. downgrade oneplus 9 to android 11 exclusive

If the rollback file ends in .jar , rename it to end in .zip . A warning will appear stating that all data will be wiped

Install and open the Local Update APK you downloaded. Select the Firmware: Tap the gear icon (settings) in the top-right corner. downgrade oneplus 9 to android 11 exclusive

fastboot wipe-super super_empty.img fastboot set_active a fastboot reboot bootloader

: If your device is a carrier-specific model (like T-Mobile), this standard rollback method may not work. Step-by-Step Downgrade Guide Download Necessary Files :