Mac Store Apps Stopped Working Due To Expired Security Certificate

CTmm_68UcAAul3T Oops! A number of users have been reporting error messages and other issues with software downloaded from the Mac App Store that prevented them from using their apps. The warnings prompted them to delete and then re-install their apps, but this was not necessarily correcting the problem, customers found. The issue, as it turned out, was related to Apple’s failure to renew… Read More
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