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Level 1

4 points

Hello, my MacBook Air 2017, I can't detect multi monitors (I have in the past) nor External can be displayed. Thanks

My MacBook Air 2017 will not detect multi monitors (I have in the past) nor the Eternal Display can be detected.

Apple Watch Series 6, watchOS 8

Posted on Mar 11, 2022 4:45 PM

Top-ranking reply

Level 10

245,189 points

Posted on Mar 12, 2022 8:37 AM

Have you done a PRAM reset, CMD+Option+p+r...

In fact, do 3 in a row, takes a bit of time.

Intel-based Macs: Resetting the System Management Controller (SMC)...

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