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