Please tell us some basic information before asking for help:
Model Name: asus Zenfone 5z
Firmware Version:
Rooted or not:
Frequency of Occurrence: monthly
APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
I am living in a remote location and moreover current lockdown I am not able to go to any of service centre and make normal calls because of mobile radio issue. Please help me out.========================================