Turning the Airplane Mode ON and OFF allows your iPhone to understand the error post which it tries to put the signals up. Settings > Airplane Mode and Toggle it ON wait for 10 to 15 seconds and Toggle it OFF.In case you have an older version of the iPhone, then allow 30 minutes of rest (keep it turned off) to your smartphone once a week. So, restart your iPhone and then try making a call to check if the problem is fixed. It helps prevent crashes, clears open apps draining the battery, cleans device cache, and repairs minor errors related to various apps. Restarting a smartphone is quite helpful in fixing small glitches.

Listed below are some ways to troubleshoot and fix call Failed error on iPhone. From poor signal to problem in settings, anything may have gone wrong. Several reasons can be there why you have been receiving the error. It is indeed frustrating to get through a number you are trying to call and receive a call failed notification.

Reset Network Settings or Update the Carrier:.Ways To Fix Call Failed Error On iPhone.

Call failed iphone