Remember that this ROM Particularly for Asus Zenfone Max Pro M1 ZB601KL /ZB602KL do not try to flash other phones. However, you try to flash other phones than your phone will be dead.
Before start, the flashing charge your phone at least 45%.
By the way, you need a Computer or a Laptop.
Also, take a full backup your phone because after flashing your phone’s data will be erased.
Before, entering the flashing process must be installed, USB drivers.
Next, Asus Zenfone Max Pro M1 Flash File Download.