how to roll back to old firmware ?

[Bunty82]

Model: ZE620KL
RAM: 6G
Firmware/APP Version: latest android 10
Frequency of Occurrence: regular
Rooted: No
APP Name: system

alrite i am feedup with the new android 10 update lot of bugs. Iwant to rollback to old firmware (where life was gud.) Just one query after rollback to old firmware will it still take the OTA updates , in case you release a stable android 10 update.

[BrunoF20]

https://www.asus.com/us/Phone/ZenFone-5Z-ZS620KL/HelpDesk_BIOS/ Click "Show More Description ^" for instructions.

[surajhome051]

No downgrade is not possible unfortunately... Let me know if you are successful some how even i want to go back to old firmware due to many issues...

[Cliffranc]

Hi there. May we know the issues you have been facing post updating to Android 10. However, you can click on the below link to downgrade the device. Click here: https://www.asus.com/in/Phone/ZenFone-5Z-ZS621KL/HelpDesk_Download/