I also installed KDE Ubuntu on my laptop. which has been an up and down experience
Some truly weird things can arise. For example if I launch libreoffice from the terminal it's scaled correctly, but when I launch it from the start menu it's super zoomed out. One must ponder how such a disparity can even arise
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https://imgur.com/u5kY6Yt
https://imgur.com/V6HBhkR