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How to Resize Windows Server 2008 Partition Without Data Loss

Updated by Roxanne on Dec 02, 2021
Written by Brithny

Why Resize Server 2008 Partitions?

Windows Server 2008 is the server operating system that Microsoft is most proud of so far. As it is built from the same code base on Windows Vista, it shares the same architecture and functionality with Vista to some degree.

Partition resize usually needed when users' C drive is out of space. When a boot partition has no spare space, it would cause your computer less responsive. To fix this issue, allocating some space from other partitions would be a great solution.

As servers are more important than normal personal computers for it contains a large amount of confidential data of a company. When Windows Server users want to resize partitions, they need an easy, safe, and fast tool. In this article, we recommend a professional Windows Server partition manager - EaseUS Partition Master for Enterprise as well as two common ways.

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1. Resize Server 2008 Partition with Diskpart Command

This method is mainly about using the command line to resize your partitions. Here are the detailed steps.

Step 1. Type cmd in the search box and then press "Enter".

Step 2. Type diskpart at the command prompt.

Step 3. Type list volume and press "Enter".

Step 4. Type select volume * and press "Enter".

Step 5. Type shrink/extend desired = (* MB) and press "Enter".

Step 6. Type exit and press "Enter" and close it.


1. Extending a partition can be only realized by Diskpart.exe when there is unallocated space behind the partitions that need to be expanded.

2. Diskpart command cannot move the partition. In most cases, the unallocated space is not behind the partition you want to extend or there is just no unallocated space that you can use. Under this condition, you would need professional server partition manager software to help you resize the Server 2008 partition.

2. Windows Server 2008 Partition Resize with Disk Management

Windows Server 2008 built-in Disk Management has the ability to shrink volume and extend volume. It can resize Windows Server 2008 partition.

To shrink Windows Server 2008 volume, right-click on the volume that you want to resize and select the option "Shrink Volume".

Shrink Server 2008 Volume

To extend Windows Server 2008 volume, right-click on the volume to be extended and select "Extend Volume" and then specify the amount of space by which you want to extend the volume.

Extend Windows Server 2008 partition

Actually, Windows Server 2008 Disk Management is interfaced from Diskpart.exe, so Disk Management's shortcomings also reflect the limitations of the Diskpart command.

3. Resize Partition on Server 2008 with EaseUS Partition Master

The EaseUS Partition Master for Enterprise is designed for organizations, enterprises, IT admins, technicians, and service providers. It meant to deliver the best  disk management on Windows Servers and PCs.  EaseUS Partition Master makes it easy to expand system partition and speed up the performance of the Windows Server system, without reinstalling OS.

Aside from resizing Server 2008 partition, it can also move, create, delete, merge, and format your Server partitions and even migrate OS to HDD/SSD, etc. Download EaseUS Partition Master now, and follow the detailed tutorial to resize Windows Server 2008 partitions.

EaseUS Partition Master Enterprise


Your trustworthy Windows Server disk manager.

Extend System drive, combine/split partitions.
Clone disk, migrate OS to HDD/SSD.
Convert MBR to GPT, GPT to MBR, no data loss.
1-click adjust disk layout, create volumes at one time.
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Before your partitioning, try EaseUS Todo Backup Server to ensure your data security.

Step 1. Locate the Target Partition

To start extending partition, you should first locate the target partition and select "Resize/Move".

Select target partition to extend

Step 2. Extend the Target Partition

Drag the partition panel rightward or leftward to add unallocated space into your current partition and click "OK" to confirm.

choose another drive to allocate space

Extra Option: Get Space from Another Drive

If there is not enough unallocated space on your disk, right-click on a big partition with enough free space, select "Allocate space".

Then select the target partition that you want to extend at the allocate space to column.

choose another drive to allocate space

Step 3. Execute Operations to Extend Partition.

Drag the dots of the target partition into the unallocated space and click "OK".

finish extending partition

Then Click the "Execute Operation" button and click "Apply" to keep all the changes. 

Supported Operating System

This Server 2008 partition manager can support Windows 2000 Server SP4; Windows 2000 Advanced Server SP4; Windows Server 2003 Standard Edition; Windows Server 2003 Enterprise Edition; Windows Server 2003 x64 Standard Edition; Windows Server 2003 x64 Enterprise Edition; Windows Server 2008; and Windows Server 2008 x64 Enterprise Edition.

The Bottom Line

This is all about how to resize partitions in Windows Server 2008. The first mentioned two methods also work for common Windows PCs. You can try anyone you like. 

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Updated by Roxanne

Roxanne is one of the main contributors to EaseUS and has created multiple posts on digital devices like PCs, Mobile phones, tablets, Mac, etc. She loves to share ideas with people of the same interest.

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Written by Brithny

Brithny is a technology enthusiast, aiming to make readers' tech life easy and enjoyable. She loves exploring new technologies and writing technical how-to tips. On her spare time, she loves sharing things about her favorite singer - Taylor Swift on her Facebook or Twitter.

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Product Reviews

TrustScore 4.7 | 49 reviews
  • I love that the changes you make with EaseUS Partition Master Free aren't immediately applied to the disks. It makes it way easier to play out what will happen after you've made all the changes. I also think the overall look and feel of EaseUS Partition Master Free makes whatever you're doing with your computer's partitions easy.

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  • Partition Master Free can Resize, Move, Merge, Migrate, and Copy disks or partitions; convert to local, change label, defragment, check and explore partition; and much more. A premium upgrade adds free tech support and the ability to resize dynamic volumes.

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  • It won't hot image your drives or align them, but since it's coupled with a partition manager, it allows you do perform many tasks at once, instead of just cloning drives. You can move partitions around, resize them, defragment, and more, along with the other tools you'd expect from a cloning tool.

    Read More

About EaseUS Partition Master

All-round disk & partition management software for personal and commercial use. Let it manage your storage drive: resize, format, delete, clone, convert, etc.

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