«Improvements include new automatic light / dark appearance settings, home screen syncing options,
various background modes and notification support.»
As for the security measures the new Android version will be preventing apps from accessing the camera or microphone
from background mode.
Apple's tvOS 11 is now publicly available, bringing with it new automatic light / dark appearance settings, home screen syncing options,
various background modes and notification support.
Finally, there is
a background mode for Youtube Red, that will allow you to listen to music while driving on running.
Skype on PS Vita system runs in «
background mode» for users while gaming or using other applications and users have the capability to «pause» a game, conduct a call and then return to their previous activity.
Moreover, you can enable
the background mode so that Bluetooth would be efficiently running in a background.