Macbook Air Audio Output Jack

Macbook Air M1 no audio through 3.5mm jack - UD-3900PDZ ...

https://support.plugable.com/t/macbook-air-m1-no-audio-through-3-5mm-jack/21225#:~:text=Connect%20the%20headphones%2Fspeakers%20to%20the%20docking%20station%E2%80%99s%203.5mm,to%20about%205%25%20%28close%20to%20the%20left%20edge%29

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MacBook Air no audio output device found - Apple

https://discussions.apple.com/thread/1736638

Here's how; Shut down your Mac. Locate the following keys on the keyboard: Command (⌘), Option, P, and R. You will need to hold these keys down simultaneously in step 4. Turn on the computer. Press and hold the Command-Option-P …

How To Fix Headphone Jack On Macbook Air?

https://www.ifon.ca/how-to-fix-headphone-jack-on-macbook-air.html

1) Right click the volume icon, then click Sounds. 2) If you connect your headphone or your speakers to the front audio jack, click the Playback tab. 3) Right click your audio device, then click Set as Default Device. 2) Run Driver Easy and click the Scan Now button.

Identify the ports on your Mac - Apple Support

https://support.apple.com/en-us/HT201736

Macbook Air M1 no audio through 3.5mm jack - UD-3900PDZ ...

https://support.plugable.com/t/macbook-air-m1-no-audio-through-3-5mm-jack/21225

Connect the headphones/speakers to the docking station’s 3.5mm output port; Open the Apple Menu > Preferences > Sound > Output [Tab at the top] Left-click on the Plugable Audio device to ensure this is selected, at the bottom of the window uncheck the “Mute” checkbox and adjust the volume slider to about 5% ( close to the left edge )

MacBook Air audio input/output, mic/headset - Ask Different

https://apple.stackexchange.com/questions/55446/macbook-air-audio-input-output-mic-headset

The reviews on the product page suggest that it works with other Macs, so it seems likely you've got defective hardware somewhere in the chain. Try testing the components individually with other known-good devices. Test the adapter + headset with an iPhone or iPad, the headset itself with a PC, and the MacBook Air port with an iPhone headset.