The macOS installer DMG (e.g., macOS Sonoma, Ventura, Monterey, or older versions). A Mac: A working Mac computer to prepare the drive. Step 1: Download and Mount the DMG File
"This copy of the Install OS X application cannot be verified" create mac os x bootable usb installer from dmg
Our focus in this article is on scenarios where . This often happens when: The macOS installer DMG (e
: Double-click your source DMG file so it appears in the Disk Utility sidebar. Restore the Image : Select your newly formatted USB partition from the sidebar. Click the Restore button in the top toolbar. The macOS installer DMG (e.g.