[SOLVED] This copy of the Install macOS High Sierra.app application is damaged…

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Image Source: https://apple.stackexchange.com/questions/338008/i-cant-install-macos-mojave-because-this-copy-of-the-install-macos-mojave-app-a

Most common cause of this error is due to the invalid time in your mac. All you have to do is correct it then retry the installation.

Step 1: Check whether you have the same issue. Open the terminal.

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Step 2: Check the date and time using the date command.

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Wrong date and time!

Step 3: Update the date and time of your machine using the date command.

Format [mm][dd]HH]MM[yy]

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Step 4: Quit terminal.

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Step 5: Retry the installation.

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Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store