facetimenosoundmac

2019年3月24日—Ifyoustillcannotheartheotherparty,thenopenSystemPreferences>Sound>Output,andselectthedeviceyou'veselectedinFacetimealso.,,2023年11月8日—Ifyourcameraormicrophonedoesn'twork·QuitFaceTime,thenopenFaceTimeagain.·RestartyourMac.·MakesurethatFaceTimeisn'topen,then ...,2022年6月22日—WhattoDoWhenThere'sNoAudioonFaceTime.Trythesefixesinorder...OnaMac,openFaceTime,andthenopentheScree...

參考資訊如下
can't hear FaceTime on Macbook Pro Retina Mid

2019年3月24日 — If you still cannot hear the other party, then open System Preferences > Sound > Output, and select the device you've selected in Facetime also.

Change audio options for FaceTime calls on Mac

If FaceTime isn't working on your Mac

2023年11月8日 — If your camera or microphone doesn't work · Quit FaceTime, then open FaceTime again. · Restart your Mac. · Make sure that FaceTime isn't open, then ...

How to Fix it When FaceTime Audio Is Not Working

2022年6月22日 — What to Do When There's No Audio on FaceTime. Try these fixes in order ... On a Mac, open FaceTime, and then open the Screenshot app. Click ...