When I click "Download" Mojave installer, I get error message "This copy of the Install macOS Mojave.app application is damaged, and can‘t be used to install macOS." Intent to upgrade from Sierra 10.12.6; Catalina loses some apps, Mojave won't run.?
When I click "Download" Mojave installer, I get error message "This copy of the Install macOS Mojave.app application is damaged, and can‘t be used to install macOS." Intent to upgrade from Sierra 10.12.6; Catalina loses some apps, Mojave won't run.?
MacBook Pro 13″, macOS 10.12