Comment 34 for bug 1771185

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Alexandros Kontogiannis (ale3androsk) wrote :

Playing with different resolutions and rates using xrandr solved the problem for me on a DELL XPS 15 with Ubuntu 18.04. If I go with a resolution of 1920x1080 and a rate of 60 Hz the TV shows a black screen. Changing to other modes and rates solves the problem. For example, typing in a terminal

    xrandr --output DP-1-3 --mode 1360x768 --rate 60

made it work. If I go for a resolution of 1920x1080, I have output only for a rate of 25 Hz. I don't know why exactly this happens. Maybe it depends on the TV?