when I move the cursor over the canvas and surrounding areas, it disappears. I can still draw random marks, but they take a while to appear. I've uninstalled/re-downloaded the program but that didn't help.
See https://docs.krita.org/KritaFAQ#Krita_starts_with_a_black_or_blank_canvas_and_nothing_changes_when_you_try_to_draw.2Fshows_a_black_or_blank_screen_on_my_Windows_system_with_an_Intel_GPU And please tell use exactly what version of Windows you use, whether it was a clean install or an update, the brand and model of your computer, the version of the display chip and the version of the display driver. *** This bug has been marked as a duplicate of bug 360601 ***