Clear Linux OS desktop UI to adopt a more vanilla GNOME desktop environment

[spktkpkt]

@Apollo18

I downloaded the files and copied them

This doesn’t work, you need to build them. Or do a forum search, there are other ways like:

How to install materia and paper icon theme (flatpak source)

You could download materia-gtk-theme_20190201.orig.tar.gz from the Debian source tree unzip the package and run bash install.sh -d /home/<USER>/.local/share/themes (do mkdir /home/<USER>/.local/share/themes if the directory doesn’t exist) install the Flatpak stuff for Flatpak applications This should work similar with the Paper icons (/home/<USER>/.local/share/icons). This will install the theme/icon files for the current user, which should be okay, because no one should run GUI applications…