Disk Management | What Is | How to

What is ?

Disk Management is a built-in tool to manage storage on PC / Laptop on Windows OS version such as Windows 10. This includes initializing a new hard disk, create partition and file systems. Converting disk between different file systems. You can also manage the size of the partition of a hard disk. This software provides information about your disk and partition. Such as Disk size, the number of partition on a disk. In the partition tab display information about the partition type, file systems, volume, drive letter, partition status and much more.

Disk Management


  • Add and Initialize a new drive.
  • Extend a volume.
  • Shrink Partition.
  • Assign drive Letter.

Differences between Partitions and Volume in Disk Management

A volume in computer storage is different from a partitions. Volume is single accessible storage with a single file system inside. A Compact Disk (CD) or DVD is the example of a volume which doesn't have a partitions. DVD is a single storage with a single file systems, but doesn't have a partition inside. Furthermore a CD / DVD cannot partitioned with most modern computer software.

How to ?

Basically there are many way to open disk management on a Windows 10 PC / Laptop. Below is step by step tutorials.

  • First, from the Windows search box, type diskmgmt.msc. On search results click on Create and Format Harddisk Partitions (Control Panel).
  • The second is, from Windows Start Menu scroll down to Windows Administrative Tools menu. Choose Computer Management menu, there will show a new Windows. On the left tab, there are tree menu, click on Storage and then Disk Management menu.
    Computer Management Windows
    Computer Management Windows

Disk Partitions

Managing a storage on a Windows PC / Laptop is about Disk Partitions. Disk partitions or disk slicing is split one storage into one or more region. The region is called partition. Below is the advantage of split storage into partitions.

  • Independent, the data stored on each cannot interfere with the data on the others.
  • Virus safe, if one drive get infected by a virus, the other partitions remain unaffected.
  • Multiple OS, you can install 2 or more Operating System on your PC, each Operating System installed on different partition.
  • Multiple File Systems, if you want to use multiple file systems, you can use it on different partition.
  • Damage Risk, if you only have one partition once it damaged, you'll lost all your data. If you split it into 2 or more partition, the damage will only affect 1 partition.
  • Backup space, if you don't have second disk to back up your file you can split your disk into 2 or more partition. Use the second partition to save the backup of your documents.