How to format a computer using command prompt in BIOS

by WILLIAM / Wednesday, January 25, 2017 / UPDATED in Wipe Hard Drive

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.

Steps to format a computer using command prompt in BIOS

  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
  4. choose_recovery_tool_command_prompt

  5. Type: format c: /fs: ntfs
  6. cmd_format_ntfs

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

How to format a computer before recycling

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.

How to Format Non-system partition:

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:

  • 1. Format Partition in Command Prompt:
    • 1.1 Open command prompt by Typing CMD in Run box (WIN+R)
    • 1.2 Type command in order:
      • diskpart
      • list disk
      • select disk ###
      • list partition
      • Select partition ###
      • format
    • 1.3 Type: exit
  • 2. Format Partition in Disk Management:
    • 2.1 Press Win+R to Run diskmgmt.msc
    • 2.2 When your disk map loaded, right-click on the partition you want to format; > Format;
    • 2.3 Select file system : NTFS or FAT32, NTFS is recommended
    • 2.4 Tick Quick Format
  • 3. Format Partition in Windows Explorer:
    • 3.1 Press WIN+E to open Windows Explorer
    • 3.2 Right-click on the target partition; > Format
    • 3.3 Choose File system; > Tick Quick Format; > OK
  • 4. Format Partition in Partition Expert:
    • 4.1 Run Partition Expert; > Right-click on data partition; > Format Volume;
    • 4.2 Choose File system: NTFS; > cluster size: 4K; > tick Quick Format;
    • 4.3 OK; > Commit;
    command_prompt_format_exfat

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