If a user has manually configured custom wallpaper, that setting should probably be preserved across upgrades just as any of their other work, details or data should be preserved.
Non-default (custom) wallpaper selections should probably be hard-linked, or copied to cope with their removal; and this approach should not prevent normal (default) wallpaper being replaced on upgrade.
If a user has manually configured custom wallpaper, that setting should probably be preserved across upgrades just as any of their other work, details or data should be preserved.
Non-default (custom) wallpaper selections should probably be hard-linked, or copied to cope with their removal; and this approach should not prevent normal (default) wallpaper being replaced on upgrade.