Way to fix call failed issue on iPhone

[Ityug247]

Here I am going to tell you the amazing solutions to fix your issue related with iphone call failed to one number. So, whenever you are going though with this issue you can apply and resolve your iphone calling failed issue:

Restart your iPhone
Turn off and on Airplane Mode
Dial *#31#
Remove and reinsert SIM card
Reset Network Settings on iPhone
Reset All Settings
Update your iPhone’s software