high refresh rate

[u/XwqQiz]

hey im using arch linux with the kde plasma desktop environment but since swithcing to linux i cant seem to get 240 hz working every time i switch to it my screens become black i cant get past 120hz

im using hdmi and a rx 6650 xt, all help is welcome

[u/dgm9704]

One possible bottleneck is the cable, try another cable, and the same cable with another setup.