I lost sound from my internal speakers on my MacBook Pro 11.2.2
I lost sound from my internal speakers on my MacBook Pro 11.2.2
MacBook Pro 13″, macOS 11.2
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Reset PRAM: Reset NVRAM or PRAM on your Mac - Apple Support
Reset SMC: How to reset the SMC of your Mac - Apple Support Choose the appropriate method.
For more info:
If you can’t hear sound from your Mac speakers
https://support.apple.com/guide/mac-help/if-you-cant-hear-sound-from-your-speakers-mchlp1439/mac
Change the sound output settings on Mac
https://support.apple.com/guide/mac-help/change-the-sound-output-settings-mchlp2256/10.15/mac/10.15