Redmi phone cannot be backed up

Automatic backup, is it backed up on the mobile phone to the cloud?

If this is the case, it may be that you upgraded the system in the middle.

Sometimes it will happen after upgrading the system. Turn off automatic synchronization

Just turn on automatic synchronization in the settings yourself

If the backup on your phone is really unusable

Change software or You can also back up to a computer

You can just use the computer version of App Store software

And when connected to the computer, you can also connect via WiFi network

After connecting, just use the data backup in the software toolbox

Because it is backed up on the computer, so this does not take much time

Restore is also fast, on the computer It is also convenient to manage backup packages

I hope it can be useful to you