just a beginning, only collecting what comes along when supporting users...
=> set Magisk option "Mount Namespace Mode" to global
- may be a thing on Android 13 (or 12+ or even 11 ?)
- on Android 10, it seems that "inherited" works, at least it does for me
- with "inherited" it may be that some apps work and others don't
NB "seeing" a backup means, it finds a valid xxx.properties file for the backup.
So for backups that are not seen, first check the properties file.
It's in json format. It should start with a { and end with }
One obvious reason could be lack of storage, e.g. the properties files are not there or they are zero length.
Basically the files could also be inaccessible, e.g. read protected, or owned by the wrong user.
- restore Firefox apk and data from OAndBackupX. Ignore the error.
- force-close Firefox
- delete the lock file (/data/data/[package.name]/files/mozilla/[profile.id].default/lock).
- start Firefox
=> Disable verify apps over USB [x]