1. Download the newest firmware from ASUS support site and save it to your SD card.
2. Access to recovery. Turn off your phone then press and hold "volume -" + "power" at the same time.
3. When you are in recovery, use volume - to move and click power button to select "update firmware from micró SD card". Choose your downloaded firmware file press power button to start process. Then reboot.
You have successfully flash a new Firmware on your Asus zenfone Max.
Note: Don't try flash a previous version firmware (lower version than your phone) downgrade may not work with this solution. With this tutorial you can also fix your bootlooped phone.
Enjoy
2. Access to recovery. Turn off your phone then press and hold "volume -" + "power" at the same time.
3. When you are in recovery, use volume - to move and click power button to select "update firmware from micró SD card". Choose your downloaded firmware file press power button to start process. Then reboot.
You have successfully flash a new Firmware on your Asus zenfone Max.
Note: Don't try flash a previous version firmware (lower version than your phone) downgrade may not work with this solution. With this tutorial you can also fix your bootlooped phone.
Enjoy