Hi friends
Sincerely apologize for any inconvenience caused. I came up some stay-at-home troubleshooting for you to try, kindly refer to the tips below:
1. Please try to back up your data to PC via USB.
2. Try following steps to access recovery mode.
a. Keep pressing "volume down key"
b. Press "power key" and stop press " power key" once you feel the vibration
c. Still keep pressing "volume down key" and stop press "volume down key" once you enter [Android Recovery] Screen
d. Choose "Wipe data/factory reset"
#Hardware Reset Guide
https://www.asus.com/support/FAQ/1006346/3. Recovery to previous version via SD card downgrade.
>M1
Please download "MaxProM1_downgrade_to_9" (WW-16.2017.1912.060) from AsusWeb.
https://www.asus.com/supportonly/ZenFone%20Max%20Pro(M1)(ZB602KL)/HelpDesk_BIOS/>M2
Please download "MaxProM2_downgrade_to_9" (WW-16.2017.1912.072) from AsusWeb.
https://www.asus.com/in/Phone/ZenFone-Max-Pro-M2/HelpDesk_Download/#Android 10 to Android 9 Guide
https://www.asus.com/support/FAQ/1042349Please tell me weather the tips work or not. Furthermore, if the situation remain the same, please contact ASUS repair center in the country of your residence:
https://www.asus.com/support/Service-Center-All-Countries/If it is impossible to access the service center during Covid-19 period, please try Call us:
https://www.asus.com/support/CallUs