There's an issue aswell with the 'Background Data' toggle, when you restart the device the toggle turns on again.
nostr:nprofile1qqsvzkj6vkvxu745zdx7uw4c2f2d5hzafvzw0z60zmyzsdce9564rpgpzdmhxue69uhhwmm59e6hg7r09ehkuef0lkfddm Can you raise awareness with the Graphene team on this issue? I have the exact same problem.
There's an issue aswell with the 'Background Data' toggle, when you restart the device the toggle turns on again.