Extend Volume in Windows 8 with Disk Management and Free Partition Manager

As the latest version of Microsoft Windows, Windows 8 has gained its popularity by providing many new features, including Metro-style interface designed for touch-screen and ARM processor architecture support. However, with the growth of data, your Windows 8 may encounter the issue that system volume is running out of space and requires to be extended. This article will introduce how to extend volume (or extend boot partition/system partition) for Windows 8.

How to extend volume with Windows 8 Disk Management?

Just like Windows 7, the Disk Management of Windows 8 has the ability to extend volume on certain occasions.

First, you need to open Windows 8 Disk Management. Then, select the volume you want to extend and right click on it. In the drop-down menu, select "Extend Volume" option. Follow the wizard to complete.

Extend Volume

From the partition layout, you can notice that there is a contiguous unallocated space at the right side of C drive. Otherwise, you will find "Extend Volume" greyed out as shown below:
Extend Volume Greyed out

Why Windows 8 extend volume is greyed out even though there is unallocated space? That’s because "Extend Volume" only works with contiguous unallocated space on the right side of the partition you would like to extend. Then, in this case, how to extend volume in Windows 8?

Extend Windows 8 volume with AOMEI Partition Assistant

As Partition Magic alternative, AOMEI Partition Assistant is ALL-IN-ONE partition manager and powerful disk utility. No matter where the unallocated space locates, it lets you extend volume in Windows 8 safely and easily.

To begin, you can download free AOMEI Partition Assistant Standard Edition (File Size: 3.66 MB)

Step1: Install and launch AOMEI Partition Assistant Standard Edition. All the disks, partitions and unallocated space will be displayed.

AOMEI Partition Assistant

Step2: Right click on D partition and select "Move Partition".

Move Partition

In the pop-up window, position the mouse pointer on D partition and drag it to the right.
Move Windows 8 Partition

Windows 8 Move Partition

Step3: Click "OK". You can find the unallocated space locates behind C drive. Then, select C drive and drag the right slider bar rightwards to extend volume into unallocated space.

Extend Volume Windows 8

Step4: You can preview the unallocated space is gone and the system volume is extended. To save the changes, click "Apply" button on the toolbar.

Click Apply

As ALL-IN-ONE partition manager and powerful disk management tool, AOMEI Partition Assistant also allows you to do the following operation in Windows 8:

Free download AOMEI Partition Assistant and try it out.

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