How to Create a Bootable macOS Big Sur USB Flash drive?

Welcome to the newest episode of TECH U THROUGH

In this episode, I will guide You through all the necessary steps on how to create a bootable macOS Big Sur USB Flash, by using the Macs Terminal app.

And here are all the steps You need to know:

Step 1
Format flash drive as macOS Extended Journaled (HFS+) via Disk Utility.
APFS-formatted drives cannot be used to create the macOS Big Sur USB installer.

Step 2
Download the macOS Big Sur installation file from the Mac App Store

Step 3
Open Finder → Applications.
Right-click on Install macOS Big Sur → Show Package Contents.
Open Contents → Resources (createinstallmedia)

Step 4
Launch Terminal app
Type sudo followed by an empty space using spacebar button in the Terminal window.

Step 5
Drag createinstallmedia to the Terminal window from the Resources folder

Step 6
Type –volume followed by an empty space using spacebar

Step 7
Open Finder → Go → Go To Folder…
In the ‘Go to the folder’ box type /Volumes and click the Go button.

Step 8
Connect a USB flash drive to your Mac. It should appear in the Finder window.
If You already connected the USB flash from the beginning You can skip this step

Step 9
Drag the USB flash drive volume into the Terminal window.

Step 10
Press the Return key on the keyboard to submit the full Terminal command and when prompted, enter your password.

Step 11
When prompted type a “y,” and press the Return key on the keyboard to submit.
Terminal may ask for access to files on the removable volume.

0:00 Introduction
0:30 Disk Maker X
1:25 Step 1
2:40 Step 2
3:40 Step 3
4:18 Step 4
4:36 Step 5
4:45 Step 6
5:00 Step 7
5:36 Step 8
5:53 Step 9
6:01 Step 10
6:18 Step 11
7:25 Summary
7:44 How to boot from a bootable flash
8:18 Info about the T2 security chip Macs
8:36 Ending

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