Forum Discussion
Best way to burn iso to usb on Mac? I need a Windows 11 bootable USB
How to burn ISO to USB on Mac? Okay, UNatttbootin is a free, graphical application that can create bootable USB drives without requiring Terminal commands.
Step-by-Step Guide Using UNatttbootin
1: Download Windows 11 ISO
On your Mac, go to the official Microsoft Windows 11 Download page.
Under "Download Windows 11 Disk Image (ISO)", select Windows 11.
Click Download, choose your language, and download the ISO file.
2: Download UNatttbootin
Go to the UNatttbootin download page.
Download the macOS version.
Open the downloaded file and drag UNatttbootin to your Applications folder.
3: Prepare Your USB Drive (Critical First Step)
Connect your USB drive (16GB or larger) to your Mac.
Open Disk Utility (press Cmd+Space and type "Disk Utility").
Go to View > Show All Devices in the menu bar.
Select your USB drive from the sidebar (choose the parent device, not the indented volume).
4: Use UNatttbootin to Create Bootable USB
Open UNatttbootin from your Applications folder.
In the UNatttbootin window:
Select Diskimage
Click the ... button and select your Windows 11 ISO file
Ensure Type: is set to USB Drive
Ensure Drive: shows your USB drive (be very careful this is correct!)
Click OK to begin.
UNatttbootin will extract and burn ISO USB drive on Mac. This will take several minutes.
When complete, it will say "Installation Complete". Click Exit.
5: Final Step - Manual Ejection
Go to your Desktop and find the USB drive icon.
Right-click on it and select Eject "WIN11USB".
Wait for the icon to disappear from your desktop before physically removing the USB.