A phone or tablet problem starting right after an OS update, a new case/accessory or a restored backup should be checked against that change first. For iPhone FaceTime audio and video, first test FaceTime audio and video with another contact on Wi-Fi and cellular.
What this covers
- iPhone FaceTime audio and video with this exact failure state
- Diagnosis across Apple service/account activation versus camera, microphone and network
What it does not cover
Try in this order
0 of 4 completedCapture the exact failure state
ReversibleNote the exact update version, accessory or backup date, and confirm the feature worked immediately before it. Expected behavior: activate the selected address and maintain media over the current network.
Isolate the component boundary
ReversibleTest FaceTime audio and video with another contact on Wi-Fi and cellular. Test with the new accessory removed, or check the update's known-issues note for the exact symptom. Boundary to separate: Apple service/account activation versus camera, microphone and network.
Correct only the proven cause
ReversibleCorrect the selected reachable address, permissions or network path. Reset the one setting the update changed, or replace the incompatible accessory.
Verify and stop safely
ReversibleConfirm normal operation with the change present for one full day of typical use. Do not share Apple Account passwords or verification codes.
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