We like to install Windows 11 on a Virtual Machine (VM). After booting from the…
There is unallocated space on the system, but it’s impossible to extend the volume in Disk Management. The Extend Volume option is greyed out. How to quickly fix Extend Volume on the system and go on with other tasks? In this article, we will look at how to extend volume on the (C:) drive.
Table of contents
Extend volume greyed out in Disk Manager
You did add space to the Windows system and want to extend the volume. Unfortunately, in Disk Management, the Extend Volume is greyed out.
In this example, we like to extend the (C:) volume with 8.00 GB of unallocated space.
Fix extend volume greyed out
We need a FREE tool that extends the (C:) drive with unallocated space. Is there a tool we don’t have to pay for that is easy to use? Yes, there is.
The version we will use is DiskGenius DGEngSetup5431342.
Extend volume greyed out (C:) drive
Go through the below steps to extend the volume:
Right-click on Free > Select from menu Allocate Free Space To > Select from submenu Partition: Local Disk(C:).
The Windows system will reboot, and DiskGenius will start in Preinstallation Environment (also known as Windows PE and WinPE).
Note: DiskGenius will automatically start in Windows PE after a reboot. Go through the steps, and reboot the system.
Windows system is back up. Let’s start Disk Management and check the (C:) volume.
Everything looks great!
Did this help you to extend the volume in Windows?
You learned how to extend volume when it’s greyed out in Disk Management. Use the DiskGenius software to extend the volume on (C:) drive or any other drive when Disk Management does not let you do that. It will take a couple of clicks, and you’re all set. The best of all, it’s FREE.
Did you enjoy this article? You may also like Convert MBR to GPT without data loss. Don’t forget to follow us and share this article.