How to Force Quit an Application on Ubuntu 18.04 LTS?<br /><br />Step 1: Right click on the Desktop, and then click on 'open Terminal.'<br /><br />Step 2: Type 'xkill' command without quotes, and then Hit enter key on the keyboard.<br /><br />Step 3: Now, go to your application that you want to force quit, and then left click on it. It will be closed.<br /><br />Step 4: After that, you can close the terminal.<br /><br />It's done<br /><br /><br />Thanks for watching, please like and subscribe <br /><br />==============================================<br />https://www.facebook.com/HowtoTutorialsByAmit/<br />