Ubuntu works very well, but sometimes unfixable issues arise. If you’re trying to use your Linux PC to get work done, the last thing you should have to worry about is fiddling with the desktop environment, tinkering, and troubleshooting. Unfortunately, there isn’t a button in Ubuntu that users can click to “reset Ubuntu to default settings like in Windows 10 or Chrome OS. Instead, users looking to completely reset Ubuntu to default settings have to jump through some serious hoops. More info at https://www.addictivetips.com/ubuntu-linux-tips/reset-ubuntu-to-default-settings/