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MacBook Has No Sound? Get Not Working Sound Back Easily
https://recoverit.wondershare.com/mac-tips/macbook-no-sound.html#:~:text=If%20there%20is%20any%20firmware-related%20issue%20causing%20the,P%20%2B%20R%20keys%20at%20the%20same%20time.
No Audio MacBook Pro Retina early 2015 - Apple Community
https://discussions.apple.com/thread/7786477
Remove any external audio devices and cables from the USB, FireWire, or 3.5 mm audio ports. Open System Preferences from the Apple ( ) menu, the Dock, or from the Applications folder on your hard drive. Open the Sound pane and the Output tab, then select Internal Speakers as in this image: If Internal Speakers is not an option proceed to step 4.
MacBook Has No Sound? Get Not Working Sound Back …
https://recoverit.wondershare.com/mac-tips/macbook-no-sound.html
To fix the MacBook not playing sound because of that, I would recommend this fix. Step 1. Firstly, go to the Finder and browser to System Preferences > Sound. Step 2. As the Sound settings would be loaded, go to the "Output" tab and make sure the default output is for its internal speakers (or any other preferred source). Step 3.
Use headphone jack as line in for microphone on MacBook ...
https://apple.stackexchange.com/questions/193102/use-headphone-jack-as-line-in-for-microphone-on-macbook-pro-retina
MacBook Pro Retinas dropped the line-in (microphone) jack that previous MacBook Pros had. Sometimes I want to plug in a 1/8" microphone, but there's no option to switch the input from "internal microphone" to "line in". Is there a way through the command line or 3rd party utility to reverse the direction of the headphone jack to use it as a ...
SOLVED: No audio, and no "Internal Speakers" in ...
https://www.ifixit.com/Answers/View/376339/No+audio,+and+no+%22Internal+Speakers%22+in+SystemPrefs%3ESound%3EOutput
MacBook Pro with no audio. Help … I have come to this forum trying to see if anyone has had this detail, it turns out I have a Retina MacBook which has no audio. In the first instance I thought about the speakers, however, in the hardware I recognize the internal speakers even if I connect a headset, it recognizes it but it does not sound
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