Apple iPhone SE (2020)

iOS 18

iOS 18 iOS 17

I can't use Wi-Fi calling on my Apple iPhone SE (2020) iOS 18

Cause 4 of 4: Your phone needs to be restarted

If you can't use Wi-Fi calling, it may help restarting your phone.

Step 1 of 3

Restart your phone

Press the Top volume key.

Step 2 of 3

Restart your phone

Press the Bottom volume key.

Step 3 of 3

Restart your phone

Press and hold On/Off until your phone restarts.

Press the Top volume key.

Press the Bottom volume key.

Press and hold On/Off until your phone restarts.