Diskpart delete partition command to delete OEM partition

by Jane / Monday, October 10, 2016 / PUBLISHED in Wipe Hard Drive

Many Computer companies have OEM partition in their computer, they may not well-distributed disk space, like Dell laptop or desktop, many take much free space on C Drive, or reserved large capacity of size even when the hard drive has only small volume. So we can delete OEM partition in Acer, ASUS, Dell, HP, and LENOVO. Etc. We can delete that partition using diskpart command line, or be using free partition manager software Macrorit Partition Expert.

Free Download

Diskpart command line is a powerful disk manager in Windows PC, it is able to create partition, delete partition, format partition and more. Here we'll use diskpart delete partition command to delete the OEM partition in Windows 10:

  1. Press Win+R to open Run box, and type 'diskpart', press Enter to Run, or just press the start button and type 'cmd' to open the command prompt tool to type 'diskpart'
  2. Type the following commands when diskpart window show:
    1. list volume
    2. sel volume 6; (you can select your own OEM volume)
    3. delete volume override
  3. exit

This is the fastest way to delete OEM partition in diskpart; there's another way to do the same job, FYI, still in diskpart:

  1. Run Diskpart
  2. Type list disk
  3. Type sel disk #
  4. Type list partition
  5. Type sel partition #
  6. Type delete partition override
  7. Type exit

Note: Deleted partition will become unallocated space

If you are not sure which one is the OEM partition, you can check it in Disk management, or in our software Partition Expert.

If you are looking for software with friendly graphic-interface instead of command lines, Partition Expert is the best choice to delete the OEM partition, here are the steps:

  1. Download Partition Expert Free Edition, install, and run
  2. Click OEM partition, and select Delete Volume from left operation column
  3. Confirm it by Clicking OK and Commit
Delete Partition in Partition Expert

When disk management Delete Volume Greyed out, you can try the methods we introduced to delete a partition, not only OEM partition, but also any other partitions, by the way, Delete All Partitions in the option listed in Partition Expert.

Read More Related Guides

Tagged under:,