Format a computer using command prompt in BIOS

by WILLIAM / Wednesday, January 25, 2017 / January 19, 2018 UPDATED

Format a computer using command prompt in BIOS are often used when you want to format system partition on your hard drive, to proceed, you need to prepare a system bootable CD/DVD, if you have no idea on how to make a bootable CD, check here to see screenshot guide on how to make a system repair disc.

1. Insert bootable CD/DVD >
Reboot > Press F2/F8/Delete bottom (or any other key according to your pc prompt) to go into BIOS

2. Define boot order: make boot form CD/DVD as the first option > Save > Exit

3. Reboot > click Use recovery tools that can help fix problems starting Windows when you disc loaded> Windows installation > Command Prompt

BIOS Command Prompt

4.Type:format c: /fs: ntfs

BIOS Command Prompt format partition

To format a computer c drive in windows 7 and reinstall it, just insert a your bootable system CD/DVD after the steps above.

NOTE: Format is not deleting your data, but make a file system into one partition so that it can be read and write, you can format computer hard drive to reinstall Windows 10 or Windows 7, but not a recommend operation if you want to recycling old disk.

Check completely wipe hard drive before donating.

There are many ways to format non-system partition, also called data partition or logical partition, I will listed 4 of them to format data partition:

Method 1. use Command Prompt

  1. Open command prompt by Typing cmd in the Run box (WIN+R)
  2. Type command in order:
    • diskpart
    • list disk
    • select disk ###
    • list partition
    • Select partition ###
    • format
    • exit

Method 2. use Disk Management:

  1. Press Win+R to Run diskmgmt.msc
  2. When your disk map loaded, right-click on the partition you want to format; > Format;
  3. Select file system : NTFS or FAT32, NTFS is recommended
  4. Tick Quick Format

Method 3. use Windows Explorer:

  1. Press WIN+E to open Windows Explorer
  2. Right-click on the target partition; > Format
  3. Choose File system; > Tick Quick Format; > OK

Method 4. use Partition Expert:

Format Partition with Partition Expert
  1. Run Partition Expert; > Right-click on data partition > Format Volume;
  2. Choose File system: NTFS; > cluster size: 4K; > tick Quick Format
  3. OK > Commit