@kc1di
Its running KDE Plasma because i know how to use it and wanted to make it as similar to Windows as possible.
To your second question, she has difficulties installing and managing software.
So my mums laptop was really slow, i installed Debian 11 on it but its still pretty slow. She accepted it but told me that its feels different and that she doesnt like it because its hard. I even made a script that would make installing software easier, but she still doesnt like it because its...