Zenfone | 5 Firmware Downgrade

This process will erase all data on your phone. Back up everything before starting.

Copy the downloaded .zip file into the root directory (main folder) of a MicroSD card. Enter Recovery Mode: Power off the device. Zenfone 5 Firmware Downgrade

Type adb sideload [filename].zip (where [filename] is the name of your downloaded firmware). This process will erase all data on your phone