When FaceTime fires green camera light flashes a few times, FaceTime preferences never appear and message the internal camera not available. Similar symptoms with photo booth. Problem exists also in safe mode.
MacBook
Hey VUrbanek,
Welcome to Apple Support Communities.
We see you reviewed a great article regarding the issue you're experiencing: If the built-in camera isn’t working on your Mac.
If you have gone through those steps, and you're still experiencing the issue, we recommend contacting Apple Support for further assistance. You can reach out to them here: Get Support.
Take care.
camera not working on MacBook high sierra os 10.13.6 - photo booth also not working
