create bootable installer for mac os sierra

Create Bootable Er Sierra Mac OS Extended
Create Bootable Er Sierra How To Do It
Create Bootable Er Sierra Install On Multiple

Create Bootable Er Sierra Install On Multiple

You dont need a bootable installer to upgrade macOS or reinstall macOS, but it can be useful when you want to install on multiple computers without downloading the installer each time.

If the installer opens after downloading, quit it without continuing installation.

Create Bootable Er Sierra Mac OS Extended

Make sure that it has at least 12GB of available storage and is formatted as Mac OS Extended.

Terminal doesnt show any characters as you type your password.

Terminal shows the progress as the bootable installer is created.

Learn about selecting a startup disk, including what to do if your Mac doesnt start up from it.

If you need to connect to a Wi-Fi network, use the Wi-Fi menu in the menu bar.

The ISO file cant be used directly in macOS, but it can be mounted as a virtual drive.

Rather than download and install a new OS from Apples servers each time, it can be used for multiple installations on different machines.

It can also help in situations where the operating system is corrupted or installation from app store shows errors.

Create Bootable Er Sierra How To Do It

Heres how to do it from text commands and using a purpose-built software called WizDMG.

You will first need to download the DMG file for the macOS version you wish to install.

For example, if you want to create a bootable macOS Mojave installer, you will need the DMG file for macOS Mojave.

Once the file has been downloaded to your PC, you can proceed with one of the bootable disk creation methods shown below.

This means a lot of daily and advanced tasks on Mac can be done via text commands such as creating bootable USB installer for Mac.

However, this could be a lot of challenges if you had no clue about commands and I suggest taking a look at the other solutions in this post to avoid messing up the computer with the wrong commands.

Click Get button to download the installer image on your Mac.

You will find a file started Install, such as Install macOS Majave.

And backup the data in that USB drive as the installer erase all content from it.

Open Disk Utility app and format the USB drive with APFS or Mac OS Extended.

When it is done successfully, you will receive a message shown in above screenshot.

It allows you to directly burn DMG files to disk in order to create a bootable macOS Mojave installer or a boot disk for any macOS version.

Apart from burning such disk image files to DVDCD or USB, it also gives you edit options where you can add and remove files from within the DMG file, rename DMG files and even create DMGs from files and folders on your desktop.

This software application has been created for novice users as well as experts.

It is easy to use, has a very high burn success rate and will help you create a bootable macOS installer in no time.

Launch the program and select the Burn option in the main interface.

Insert a USB (16G free space) and click on the Burn button next to the appropriate media type.

There arent a lot of options out there because of the compatibility issues between Mac and Windows environments.

That means converting DMG to ISO and back again to DMG leaves the door open for corrupted files and incorrectly burned bootable media, which defeats the whole purpose because it might not even work in the end.

It requires a bit of a workaround, but even novice users can learn to burn a DMG file to a disk to create bootable media for a macOS installation.

Open File Explorer and go to the folder containing the DMG2IMG program, then right-click and select Open command windows here.

Before that, insert a disk into the optical drive: isoburn.exe Q E: C:UsersUsernameDesktopdestinationfile.iso.

Create Bootable Installer For Mac Os Sierra