Huawei P30 lite New Edition
It's not possible to make voice calls
Solution 10 of 11: Barring of outgoing calls is turned on
You can block certain types of calls such as incoming calls when you're abroad.
Press the phone icon.
Press the menu icon.
Press Settings.
Press More.
Press the indicator to turn the function on or off.
Key in your barring password and press OK.
Press the Home key to return to the home screen.