Why won't my iPhone 6 ring on incoming calls?

[iMore Question]

My iPhone 6 will not ring on incomimg calls

I think I checked all the areas on do not disturb volume maybe missing something

 

[H3aTeRzz]

re:

Hi there

Check your mute switch which is located above your volume rocker, if its orange, that all calls will be muted.

 

[Ledsteplin]

Re: My iPhone 6 will not ring on incomimg calls

Also check Settings > Sounds > turn volume up