- Search for the Control Panel.
- Under the Programs icon, select Uninstall a program.
- Sort by alphabetical order by clicking on Name at the top of the list.
- Find Paint.NET in the list.
- Right-click.
- Select Uninstall.
- Windows might take a while to uninstall the program.
- When it's done, refresh the programs list, and you will see that Paint.NET is gone.