02 PowerShell Disk & Partition Management; How to Create Partition

Disks and Partitions Management with Windows PowerShell

In this article we will learn how to manage disk and create disk partition for new disk using the window feature PowerShell or command line by  PowerShell.

Using the PowerShell we can perform or manage all the local disk and partition same like Window Disk Management ( GUI - diskmgmt.msc ) 

Create Partition on Disk Using PowerShell

Who to Open PowerShell ? 

To Open PowerShell, Go to Search and type PowerShell See the below screenshot

Window Search ==> Windows PowerShell ==> Run as Administrator 

• Disk & Partition Info 
• Create Partition on New Disk  
• Delete Partition from the Disk 
• Delete partition forcefully 

How to Create a Partition on Disk ? 

Step 1 - 

Print all the installed disk using PowerShell cmdline

PS C:/>Get-Disk

Here i have installed 1TB HDD on my window laptop, we can see the above details print be Get-Disk PowerShell Command.

Step 2 - 

Create Disk Partition 

To create a new partition on a disk we can use the New-Partition cmdlet, 

Example 1: We will create a 500 GB partition on disk 1 and assign the letter D: to it

PS C:\> New-Partition –DiskNumber 1 -Size 500gb -DriveLetter D     

We have created a 500GB disk partition successfully 

Example 2: We will create second partition to occupy all available disk space using UseMaximumSize attribute also will use -AssignDriveLetter to assign drive latter automatically 

PS C:\> New-Partition –DiskNumber 1 -AssignDriveLetter –UseMaximumSize 

Here, Auto Assign Drive Letter is E and size is 431GB, if we want to change the drive letter we can do using below command

You can change the assigned letter using this command:

PS C:\> Set-Partition –DriveLetter E -NewDriveLetter F

Formatting a partition with PowerShell

In the above example we have created 2 partition Let’s format new partition in the NTFS and set the DBData volume label:

PS C:\> Format-Volume -DriveLetter E -FileSystem NTFS -NewFileSystemLabel SiteData -Confirm:$false 

• -DriveLetter E: specifies the drive letter of the partition to format.
• -FileSystem NTFS: specifies the file system to use, which is NTFS in this case.
• -NewFileSystemLabel SiteData: specifies the label for the new file system, which is SiteData in this case.
• -Confirm:$false: suppresses the confirmation prompt that usually appears before formatting.

Note: Be carefully using PowerShell and double check before doing anything 

Thanks you !! I hope this topic gave you all the information you needed. If you have any further questions or would like more detailed directions feel free to contact us using any of the following sources.We look forward to talking to you.