backing up apps for firmware upgrade
3263
How to backup an Android device?
19881
What would be the down side(s) to backup archival via SD cards?
8673
How to backup settings and list of installed packages
102941
Which Folders To Include In backup?
33821
How do I backup and restore SMS Messages?
88065
Android backup/restore: how to backup an internal database?
48085
How to move apps from internal to external storage?
99852
How to backup and restore all installed snap packages?
76431
Firmware vs. Software
2924
How do I save purchased apps as APKs?
211
Can I skip over releases when upgrading?
112955
How can I upgrade Ubuntu from 19.10 to 20.04 without losing packages?
3670
How to downgrade an app if it has been updated via Play Store?
88318
How to back up my entire system?
131490
How do I save Updates/Installed Packages?
101714
Is there any way to roll back the most recent upgrade?
158462
Repo source for firmware-linux-nonfree?