![How to Fix camera or mic permissions on macOS](https://i0.wp.com/www.lemonproductions.ca/wp-content/uploads/2021/06/How-to-Fix-camera-or-mic-permissions-on-macOS.jpg?fit=1280%2C720&ssl=1)
One of the most common questions that my YouTube channel gets in the comments is how to fix issues with microphones and/or cameras not being allowed to be used by apps. Here's a few more fixes.
![](https://i0.wp.com/www.lemonproductions.ca/wp-content/uploads/2021/06/How-to-Record-Twitter-Spaces-with-Audio-Hijack.jpg?fit=1280%2C720&ssl=1)
This “simple” trick to get rid of a background in Keynote in order to build overlays eluded me until today. Maybe this will help you if you also didn’t know about the subtract trick in Keynote for macOS.
![](https://i0.wp.com/www.lemonproductions.ca/wp-content/uploads/2021/05/How-to-Make-a-Transparent-PNG-in-Keynote.jpg?fit=1280%2C720&ssl=1)
This “simple” trick to get rid of a background in Keynote in order to build overlays eluded me until today. Maybe this will help you if you also didn’t know about the subtract trick in Keynote for macOS.
![](https://i0.wp.com/www.lemonproductions.ca/wp-content/uploads/2021/04/How-to-Use-Your-iPhone-as-a-Webcam-2021-04-15.jpg?fit=1280%2C720&ssl=1)
Using Audio Hijack and Loopback together you can improve the quality of your mic for all the Zoom, Skype, Discord, or Microsoft Teams calls you're having to do these days.