I've got the same issue with the same symptoms: a 2-year-old M1 iMac bought in Singapore. Reported to Apple via the feedback form and posted in Apple Forums.
[image|3224024]
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Now it started flickering so became very annoying and really unusable.
I've got the same issue with the same symptoms: a 2-year-old M1 iMac bought in Singapore. Reported to Apple via the feedback form and posted in Apple Forums.
[image|3224024]