Hi, hartmank48! Let's do some investigating. Is it also happening when you have the call on speaker, or using a headset? Is it happening at specific locations?
Understood, hartmank48. Please perform the following steps to reset the network connection, with Wi-Fi and mobile data on: Tap Phone.>Tap Key Pad if necessary.>Enter ##873283# then tap Call.>When Starting Service Update screen appears, tap OK.>When Service Update Complete appears, tap OK.>The Radio will reset. • When Boost displays, the iPhone update has completed.