
Volumes/MyVolume is not a valid volume mount point. I changed the name of my flash drive to MyVolume to exactly match the syntax. Sudo /Applications/Install\ macOS\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ macOS\ Sierra.app Specifically, this command is being copied and pasted into Terminal: I am using the method from the official Apple site here: Never say die, so I decided to use Terminal to make the installer drive.

I tried to make a new bootable installer with Install Disk Creator but it keeps giving me "error encountered".

I just got the " “This copy of the Install macOS Mojave.app application is damaged, and can’t be used to install macOS.”Įrror when trying to install OS 10.12.6 off a bootable installer.Īfter doing some reading, the solution that appealed to me most was downloading a new installer from the App Store that didn't have an expired certificate.
