

First of all, you need to download and install UltraDMG on your Mac or windows computer, then launch it.

It supports burning 5+ image file to USB flash drive or DVD/CD, including DMG, Bin, Img and Raw and support the latest macOS monterey and big sur. UltraMDG from SYSGeeker is an easy-to-use application helping you to create a bootable USB installer from macOS without clicks, no command required and risk free. Third Method – Create macOS Bootable USB Installer using SYSGeeker UltraDMG

Selections: Select the USB you want to make bootable.You now should have your Mac OS X bootable USB!.Right Click on USB device -> Format with disk image and select your disk image.File -> open -> select your dmg/iso file.Finish!: Congratulations! Now you have a bootable USB media… please if it won’t work by selecting F12 at boot prompt, modify the BIOS to boot the USB before everything!.Start: Click on Start and wait until it finishes ( for 4.5 GB it takes about 3/5 minutes….).Device: Select your device to install it on.Bootabling : Click on Open and select your DMG or ISO file then click on tools->Create a bootable USB.

Installing: Install PowerISO, it’s crack.Downloads: Click here to Download PowerISO with crack.There are many ways to Create Bootable USB mac osx installer, but I am going to explain only useful information here.
