Outdated iPhone system software
VPN connection
A bad cellular network or Wi-Fi connection
Multiple background apps
Reboot your phone
Update your iPhones system software
Turn off your VPN
Connect to a different Wi-Fi network
Close all background apps
Why does my VPN keep coming on?
If your VPN Keeps coming on even after you turned it off, you’ll need to follow these steps to turn it off completely; Settings> General> VPN and device management> VPN> VPN provider. Your VPN won’t come on by itself anymore until you go back and turn it on.
How do I update my iPhone system software?
To update your iPhone software, first, connect your device to a stable Wi-Fi network, then follow these steps; Settings> General> Software update. Your device update should start once you follow these simple instructions.