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[Solved] How to Fix Boot Camp Assistant Error “The USB drive cannot be used”

While downloading Boot Camp support software (drivers) for Windows 10 in macOS using Boot Camp Assistant utility, the error message show:
The USB drive cannot be used. Please format the USB drive as single MS-DOS (FAT) partition with Master Record scheme.

The USB drive cannot be used. Please format the USB drive as single MS-DOS (FAT) partition with Master Record scheme.

The USB drive cannot be used. Please format the USB drive as single MS-DOS (FAT) partition with Master Record scheme.

Follow steps below to format the USB drive with FAT with the Master Boot Record scheme.

Step 1: Connect the USB drive to Mac.

Step 2: Open the Disk Utility using the search function.

Step 3: Click on the View button and then select Show All Devices option.

Show All Devices option

Show All Devices option

Step 4: In the External section of the left pane, right-click on the USB drive and click the Erase option.

Step 5: Type a name for the USB drive, select MS-DOS (FAT) from the Format drop-down menu and then select Master Boot Record option from the Scheme drop-down menu. Click the Erase button to erase the USB drive.

Type a name for the USB drive, select MS-DOS (FAT) from the Format drop-down menu, and then select Master Boot Record option from the Scheme drop-down menu.

Type a name for the USB drive, select MS-DOS (FAT) from the Format drop-down menu, and then select Master Boot Record option from the Scheme drop-down menu.

Step 6: Launch the Boot Camp Assistant.

Alex Lim is a certified IT Technical Support Architect with over 15 years of experience in designing, implementing, and troubleshooting complex IT systems and networks. He has worked for leading IT companies, such as Microsoft, IBM, and Cisco, providing technical support and solutions to clients across various industries and sectors. Alex has a bachelor’s degree in computer science from the National University of Singapore and a master’s degree in information security from the Massachusetts Institute of Technology. He is also the author of several best-selling books on IT technical support, such as The IT Technical Support Handbook and Troubleshooting IT Systems and Networks. Alex lives in Bandar, Johore, Malaysia with his wife and two chilrdren. You can reach him at [email protected] or follow him on Website | Twitter | Facebook

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