New macOS Catalina 10.15.7 update fixes 27-inch iMac graphical corruption issue

By news@appleinsider.com (Mike Wuerthele) An update to macOS Catalina incorporates bug fixes for some users, but perhaps more importantly resolves an issue that manifested in graphical issues on the 27-inch 2020 iMac.Credit: AppleThe graphical issue was reported …

Source:: Apple Insider