Creating Multiple Partitions on a USB Drive in Windows 10

Full a number of partitions help for any USB storage gadget has appeared in Windows 10 beginning with construct 1703 (Creators Update). Now, a Windows 10 person can get entry to all partitions on a USB flash drive (or SD card), in addition to create a number of logical partitions on such a media utilizing the built-in OS instruments. Previously, when connecting a USB follow a number of partitions (that have been created on Linux or utilizing third-party instruments) to a pc working Windows, the OS displayed solely the primary major partition (all different partitions have been ignored). Normal operation with a number of partitions in Windows was out there just for the drives recognized as mounted (non-removable/native).

We remind that frequent onerous disk drives (and USB HDDs) in Windows are recognized as Basic, whereas USB flash drives and SD playing cards — as Removable. The working system detects the disk sort by a particular RMB (detachable media bit) descriptor on the gadget controller. Previously, we’ve thought of a strategy to substitute the controller response utilizing a particular driver  Hitachi Microdrive ().

Windows 10 Creators Update (and newer) robotically shows all partitions out there on a USB stick or SD card and ignores the RMB bit. In this case, the USB drive continues to be recognized as a Removable gadget.

How to Create Multiple Partitions on a USB Drive in Windows 10?

Let’s attempt to create a number of partitions on a USB stick in Windows 10. Suppose that a major partition is already created on the USB stick, which occupies all the quantity of the USB media. We will compress it and create the second (and subsequent) partitions:

  1. Connect the USB persist with the pc’s USB port;
  2. Format the USB flash drive in the NTFS file system after which open the Disk Management (diskmgmt.msc) console;
  3. Right-click the partition on the USB stick and choose Shrink Volume in the context menu;
  4. Specify the dimensions of free house after shrinking and click on Shrink. For instance, we need to create two partitions of seven GB and eight GB on the 15 GB USB flash gadget;
  5. Right-click on the unallocated disk space and choose New Simple Volume to create a further partition;
  6. Select the drive letter, quantity label and file system sort (I formatted the second partition in the FAT32 file system).

As you may see, we’ve acquired the USB follow two partitions. The first partition is formatted in NTFS, and the second in FAT32. Both partitions are displayed in Windows and are prepared to make use of.

Partition USB Drive in Windows 10 Using DiskHalf

You may also create a number of partitions on a USB flash drive utilizing the DiskHalf CLI software. In this instance, we’ll create two partitions: the primary partition with the FAT32 file system, and the second with NTFS (you can not create the primary partition with FAT32 from the GUI of the Disk Management console).

Open an elevated command immediate and run the DiskHalf command. In the context of Diskpart, you need to run the next instructions one after the other:

checklist disk
create partition major measurement=3000
format fast fs=fats32 label="FirstFAT32Partition"
assign letter=J
create partition major
format fs=ntfs fast label="Data(NTFS)"
assign letter=Okay
checklist vol

Create Multiple Partitions on a USB Flash Drive Using PowerShell

You may also create a number of partitions on a USB flash drive utilizing PowerShell cmdlets from the built-in .

Get the USB disk ID on your pc:


The following command will take away all information from the USB storage gadget.

Delete the prevailing partitions on the USB drive:

Get-Partition –DiskNumber one | Remove-Partition

Use the next PowerShell instructions to create two logical partitions on a USB flash drive and format them:

New-Partition –DiskNumber one -Size 4gb -DriveLetter J
Format-Volume -DriveLetter J -FileSystem NTFS -NewFileSystemLabel USBVol1
New-Partition –DiskNumber one –UseMostSize -DriveLetter Okay
Format-Volume -DriveLetter Okay -FileSystem Fats32 -NewFileSystemLabel USBVol2

Keep in thoughts that USB sticks with a number of partitions might be appropriately displayed solely on Windows 10 1703 and newer. In earlier variations of Windows, solely the primary partition will nonetheless be displayed.

If when connecting a USB flash drive with a number of partitions, Windows doesn’t assign them drive letters, verify the Virtual Disk service settings in keeping with the .

Why would possibly you want a number of partitions on a USB flash drive?

  • If the USB drive must be used in completely different OS with completely different file methods(for instance, in Windows and Linux/Android);
  • As the best strategy to conceal information on the USB media;
  • If you employ a USB flash drive besides and set up Windows on the UEFI computer systems. The truth is that the UEFI pc permits you to boot solely from a FAT32 drive. But you can not put a file bigger than four GB on it (FAT32 file system limitation). As a end result, you’ll have to break up the Windows set up.wim file into a number of elements (see the instance ), or create a second NTFS partition on the bootable USB gadget and duplicate the set up WIM/ file there.

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