Create Mac Os X Bootable Usb Installer From Dmg ((exclusive)) • Quick & High-Quality

The disk image for the version of macOS you wish to install (e.g., Big Sur, Monterey, or Sonoma).

This is where novices erase their main hard drive. Do not guess. create mac os x bootable usb installer from dmg

Convert the .dmg to a raw image if needed (only if the dmg is in HFS+ or APFS hybrid that dd can't write directly): The disk image for the version of macOS

If you already have a functioning Mac, using the built-in is the most reliable and officially supported method. 1. Prepare the USB Drive create mac os x bootable usb installer from dmg

hdiutil convert /path/to/installer.dmg -format UDRW -o /path/to/installer.img