A warning “Cannot open because the developer is unconfirmed.” or “Cannot open because the file is corrupted.” is displayed. EES a A warning “Cannot open because the developer is unconfirmed.” or “Cannot open because the file is corrupted.” is displayed. Please see “Open a Mac app from an unidentified developer” (link to Apple’s site). Permalink EES - Microsoft 365 a A warning “Cannot open because the developer is unconfirmed.” or “Cannot open because the file is corrupted.” is displayed. Please see “Open a Mac app from an unidentified developer” (link to Apple’s site). Permalink