Created attachment 128307 [details] Example screenshot See screenshot for example.
Created attachment 128994 [details] Screenshot of widget settings I have this too. As screenshot show, the scrollbar overlays other widgets. Plasma 5.18.5 on Arch
Created attachment 129529 [details] 5.19.1 screenshot Looks good for me now in Plasma 5.19.1.
Created attachment 129673 [details] Clock widget: Scrollbar overlays selection list Another problem: scrollbar also overlays selection list.
As you said it works in 5.19. The last issue is another one and I fixed it in qqc2-desktop-style combobox.