GO exec voice calls with no sound / muted
Can you please check the following:
On your Phone make sure bluetooth is on. You need bluetooth ON to receive calls
Check Microphone is turned on in the Iridium GO! exec app on your phone.
On your iPhone go to Settings> Iridium GO! exec app > Check microphone is on
On your Android phone go to > Settings > Apps > Iridium Go > Permissions and the ensure microphone is turned on.
When you are making a call with the Iridium GO! exec App ensure that the Mute button hasn't been accidentally clicked. The mute icon is a microphone with a slash through it. It will turn a slightly darker grey when it has been clicked.
On LCD screen on Iridium GO! exec click Settings wheel (Bottom Right) > Audio Settings> check Ring Volume and Device Volume