In the desktop application, you can use the keyboard shortcuts to control the screen recording.
The provided keyboard shortcuts are:
Start or Stop recording
Mac option + shift + E
Windows & Linux alt + shift + E
Pause or Resume recording
Mac option + shift + K
Windows & Linux alt + shift + K
Restart recording
Mac option + shift + F
Windows & Linux alt + shift + F
Discard recording
Mac option + shift + D
Windows & Linux alt + shift + D
Click on Settings from the desktop app.
Click on Keyboard shortcuts on the left sidebar.
Replace default shortcuts with your own.
Click Save.