For iPhone users, you can set up a Shortcut that achieves similar results because many snatchers will instinctively try to turn off cellular:
+ When airplane mode is enabled
+ Lock the screen and require password
Locking the phone is the most important thing. Losing the physical device is a bummer but it can be replaced and restored. Allowing access to any apps or message history is the worst case scenario.
+ When airplane mode is enabled + Lock the screen and require password
Locking the phone is the most important thing. Losing the physical device is a bummer but it can be replaced and restored. Allowing access to any apps or message history is the worst case scenario.