Why Is My macOS Mojave Damaged?
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Why is macOS Mojave damaged?

The cause of this error is an expired certificate, and because the certificate is expired, the “Install macOS” app for Mojave, Sierra, and High Sierra will not run. Fortunately, there is a fairly simple solution to the “damaged” installer problem. Below are the download links for the recent versions of macOS.

How do you fix this copy of the install macOS Mojave application is damaged?

go to the applications, and delete the “install macOS Mojave” file, and then you are able to re-download the file in app store. Just try to download it again. That’s all.

Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.

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