Imac, late 2013, video display hang up, lines, video drop outs. On iMac 21.5, late 2013 model.

efgzipq
efgzipq
Community Member

iMac diagnostic reports "no issues found" (Code ADP000). Video is unusable most of the time. This happened soon after I installed 1Password7. Has the recent upgrade to 1Password 7 caused any video problems?


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Referrer: forum-search:imac video display problem

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