Changing BACK from SDDM (to KDM) By EricMesa July 1, 2015 - One minute read - 38 words SDDM just kept crashing on my system. I can’t figure out what’s screwed up about it. And when it would get me to a KDE desktop, I couldn’t click on anything. So it’s back to KDM for now… Kdm Sddm