Refer to some ways to open the Settings application on Windows 10 here. If you are using an older version of Windows 10, you can remove the installed theme via Control Panel or File Explorer. This solution only works on Windows 10 Creators Update (15014 or higher), or higher Windows 10 versions. Delete the installed theme via Settings on Windows 10 Therefore, if you have downloaded and installed dozens of themes from Store or other websites, you can delete those themes to free up memory space.ġ. In the following article, Network Administrator will guide you 3 ways to view and delete themes or theme packages that you have installed on your Windows 10 computer.ĭepending on the number and size of the wallpaper, the size of a theme can vary from a few MB to a few dozen MB. On your Windows 10 computer, you install a whole bunch of themes and you want to delete any more useless themes to make room for the new themes you want to download.