My iMac suddenly have 2 blue dots on black screen
hi everybody. i’m using an imac 5k 2017 with catalina 10.15 os. yesterday, i suddenly have 2 blue dots when i select black as background color (another color didn’t have that happen). does anyone have experience handling this?
좋은 질문 입니까?
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Was the system ever opened up?
Dan 의