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How to install a fresh copy of macOS from macOS Recovery (Internet Recovery)

1. Start up from macOS Recovery To start from macOS Recovery, return on your Mac and immediately press and hold on of the following sets of keys on your Keyboard. You can release the keys when you see the apple logo with a loading bar.  Command (⌘)-R Reinstall the latest macOS that was installed on …

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An error occurred validating the installer data. The download is either damaged or incomplete.

An error occurred validating the installer data. The download is either damaged or incomplete.  This copy of the install macOS Mojave.app application is damaged and can’t be used to install macOS Here is the fix  In most cases this error message appears if the system time and date is wrong.  Change the system time and …

An error occurred validating the installer data. The download is either damaged or incomplete. Read More »