macbiosunlock

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 »