How to Enable 'Do Not Disturb' on Ubuntu 20.04 LTS?
Step 1: Click on 'Clock' in the top middle.
Step 2: Now in Message Tray, Click on 'Toggle' next to 'Do Not Disturb' to Enable it.
Step 3: Click again on 'Clock' in the top middle in order to close the message tray.
It's done.
Thanks for watching, please like and subscribe
==============================================
https://www.facebook.com/HowtoTutorialsByAmit/