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How to make an exFAT Bootable USB Flash DriveĬovered below are both Windows and Linux methods to make a USB boot from exFAT. #FORMAT FOR BOOTABLE FHASH DRIVE DRIVER#On Linux systems, in order to exFAT format the first partition, the exFAT filesystem driver and utilities must be installed. However Windows 11, 10, 8 should work fine. The process will fail to make the second partition. The Diskpart version packaged with Microsoft Windows 7 and lower (Vista, XP, etc.) is not able to create multiple partitions on removable USB media. Secure Boot is also not supported via this method. This is necessary because a Fat32 filesystem does not support storing file sizes beyond 4GB.Ĭaveats: Legacy BIOS booting does not work on a very small select few finicky CSM booted systems. The advantage of using an exFAT partition over a fat32 filesystem for storing ISOs is that you can store bootable ISO files larger than 4GB, and still UEFI boot from them via the Fat32 boot partition. How can I view the hidden partition? You can use DiskMgmt to manually assign a drive letter to the hidden partition to make it accessible. ![]() Which in turn, makes the fat32 boot partition natively hidden from Windows. Windows will only automatically assign a drive letter to the first partition. A second Fat32 BOOT partition will be created and used for Grub booting. To be able to USB UEFI boot requires the creation of a second Fat/Fat32 partition, which is also covered in this segment.Īdditional Notes: We will be creating an exFAT partition to be used for storing ISO files and for your traditional storage purposes. This process works for both Legacy BIOS and EFI booting. And finally, set your computer system to boot from the flash drive to confirm that it boots. #FORMAT FOR BOOTABLE FHASH DRIVE INSTALL#Then, install Grub2 on the boot partition. In order to make an exFAT bootable USB flash drive boot in UEFI mode, you will need to format the USB with multiple partitions. Keep tapping delete key to enter BIOS menu again and confirm the BIOS version.Can you boot from an exFAT USB? Absolutely, but not by using a typical approach to USB booting. Also, do not remove the USB flash drive at all timesĪfter completing the session, the system will restart automatically. Noted: Do not power off or restart system during BIOS updates process. Select the USB flash drive you have created and choose the BIOS file.įor Example: Choose file version Ĭlick on the BIOS file and press key ![]() #FORMAT FOR BOOTABLE FHASH DRIVE UPDATE#Upon powering on the PC, please start hitting the key continuously to enter the BIOS menu, select to enter BIOS update environment Please do not put the file to any other folder in the USB disk to avoid any abnormality caused by reading. Once complete this step, the bootable BIOS device has been created successfullyĮxample: Copy the entire folder, and drag it to the root folder of the USB flash drive. Right-click on the downloaded file and select to unzip the compressed folderĬopy the file to the root folder of the USB flash drive. The matching result for “MPG Z390M GAMING EDG AC” will show up, select to enter download section.įind the required BIOS file, and click on the arrow pointing down icon to download. Go to MSI official website, search your motherboard and download the latest BIOS.įor example: MPG Z390M GAMING EDG AC, input the product name on the top right search bar, press Select "FAT32 or NTFS" under File system→ go "start" to begin How to create a BIOS booting flash drive Plug in the USB flash drive, open a folder and find, right-click on the USB flash drive and select Note: All of the data will be wiped when performing the disk formatting, please backup your data before this operation. Note: USB flash capacity over 64G will not be supported with FAT32, please format in NTFSĪ standard power charger How to format a USB flash drive to FAT32 Before you start the process make sure you have: Please follow the instructions below to update BIOS with M-Flash. ![]()
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