What should I do if my Mac prompts that the camera is not detected?

The solution to the mac prompt that the camera is not detected is: it can be solved by resetting the NVRAM. Specific method: 1. Restart the Mac computer and hold down the [Command Option P R] shortcut key at the same time; 2. After the restart is successful, release the shortcut key, and the reset is successful.

Analysis:

It may be that the camera is unstable. You can try to restart the camera. If it still cannot be used after restarting, you can try to reset the NVRAM. .

Method to reset NVRAM:

First turn off the Mac and find the following keys on the keyboard: Command (⌘), Option, P and R;

Then turn on the Mac, Press and hold the Command-Option-P-R keys as soon as you hear the startup beep;

Finally hold these keys until the computer restarts, then you will hear the startup beep again, release the keys. The reset is successful.

After resetting NVRAM, you may need to reconfigure speaker volume, screen resolution, boot disk selection, and time zone information settings.

If you are still having problems with these features on your Mac desktop computer (such as iMac, Mac mini, or Mac Pro), its motherboard battery may need to be replaced.

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