Originally Posted by
anrkitec
In iOS 11 you can no longer turn the WiFi and Bluetooth radios off. The buttons one used to use to turn the radios off now just disconnects you from whichever network they are connected to, leaving the radios on and permanently roaming, looking for a new network or hotspot.
I have not experienced this personally. When I turn off WiFi and Bluetooth on my iOS 11 SE, they stay off...