I think the latest record-breaking Windows 11 update messed up my monitor
A recent Windows 11 update, KB5101650, which utilized AI for security fixes, appears to be causing display and graphics issues for some users, particularly those with AMD graphics cards. The author experienced problems with their high-refresh-rate monitor, dropping from 400 Hz to 240 Hz. Microsoft has also paused the update for some Dell PCs due to compatibility problems.
PC Gamer
Original source
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