Cannot Extend Disk Partition in VM Windows Server 2022, Option Is Greyed Out

I am having trouble extending the disk partition in VM Windows Server 2022. I want to increase the hard drive size with unallocated space. When I go to Disk Management in the VM Server, the option is greyed out. How can I fix this issue?

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Roxanne· Answered on Aug 09, 2023

To fix your "Cannot extend disk partition in VM Windows Server 2022" problem, you should know why this would happen. To extend the disk partition in Disk Management, you need to make sure the target partition is contiguous with free space. It doesn't matter which version you are using because this rule exists in all versions of Windows Disk Management. Relax. Read on and find solid solutions to cannot extend volume.

Let's not get bogged down with the Windows built-in tool. Next, I will introduce a comprehensive partition manager that allows you to extend your disk partition without adjacent unallocated space - EaseUS Partition Master. It can be fully compatible with all Windows systems and multiple VM Windows servers. With its "Resize/Move" feature, you can easily manage the free space on your disk, including increasing the partition size using the non-adjacent unallocated space.

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Using "Resize/Move" of EaseUS Partition Master

To extend the system partition without adjacent unallocated space, you can try the "Resize/Move" feature of EaseUS Partition Master as follows:

Step 1. Install EaseUS Partition Master on your computer and launch it to open "Partition Manager."

Step 2. Right-click on the system partition and select "Resize/Move."

Step 3. To increase the size, drag the partition's end and move it to the unallocated space. select "OK"

Step 4. Then, choose "Apply" and click "Done" after finishing the process.

Extra Option: Allocate Space from Other Partition

If you have insufficient space on your disk, you can retort to the "Allocate Space" tool of EaseUS Partition Master, which can get free space from other space. Here is the simplified guide:

Step 1. Right-click on the big partition with enough free space and select "Allocate Space."

Step 2. Locate the target partition in the"Allocate xx Byte space from xx to" drop-down menu and drag the partition end rightward to add the free space from another partition. Click "OK" to confirm the operation.

Step 3. Click "Execute Task" > "Apply" to boost the process of allocating.

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