ICS devices support creating backups using
adb backup, and restoring them using
adb restore. Using
adb backup, one can select that everything should be backed up, or only a certain package.
adb restore lacks all the options of
adb backup. When I call
adb restore backup.ab, where
backup.ab is only the backup of a single package, the phone shows me a warning dialog saying that all settings are going to be lost after restoring the backup. Is it true that restoring a single package backup wipes all data on the phone? If yes, is it somehow possible to restore a single package using