Merge Windows Server Partitions to Increase C Drive Space

December 23, 2014

How to merge Windows server partitions to increase the space of C drive is now a problem that can be easily solved. Since Windows Server manager can not achieve this goal, by means of third-party program is a good choice. AOMEI Partition Assistant Server Edition is such kind of software.

Why need to extend C drive?

Have you ever encountered low disk space warning of your C drive? When the warning pops out, it indicates that you computer is in high-risk of data loss and low work efficiency. Why? The main reason is that without enough space for the system, the computer will not work stably and efficiently. Besides, if you want to install more applications, they are not available due to the low space. One way to address this issue is to make use of the Windows disk management. Another way is by virtue of other software. So, which method is better? The following is a discussion around this topic.

Extend C drive with Windows disk management

As is often the case that the space of C-drive is easy to run out, leading to slow response of computer. Thus, extending the storage of C-drive is often put on the agenda. However, Windows server manager does not support this operation if there is no unallocated space (as showing below). Even when there is, as long as the unallocated space is not located right besides partition C, it makes no sense. In this situation, perhaps the third-party software may be a good choice for you.


Extend C drive with the third-party software

For many users, they do not know how to use disk management, and it is rather complicated to operate. Fortunately, there is a lot of software available in the market that helps extending C drive by merging partitions. Compared with Windows disk management, third-party software has such advantages: more intuitive interface, simpler guidance, fewer steps, and more features. Among the software, AOMEI Partition Assistant Server Edition can help a lot.

About AOMEI Partition Assistant Server Edition

AOMEI Partition Assistant Server Edition is professional server partition manager software, which can create, format, move and resize partitions as well as convert partition and merge partition. It is designed for home server and small business and has become one of the most popular partition software. Support Windows 32 bit or 64 bit 2003, 2008, 2012 R2. With AOMEI Partition Assistant, you can resize partition more flexibly without data loss.

Merge server partitions using AOMEI Partition Assistant

Download AOMEI Partition Assistant Server Edition, install and run it. The main interface is intuitive, with the functions available listed on the left and menu items listed on the top. The middle pane shows further information about the disk and specified operations. Now right click partition C, there will list all operable options. Since this article talks about merge partitions to increase C drive, click Merge Partitions.


A smaller window pops-up. There are the lists of all partitions. The operable partitions are showing in black while inoperable in grey. It can be observed that AOMEI Partition Assistant breaks the tether of the rule that applies to Windows server disk management. Based on the same disk, AOMEI enables to merge not only unallocated space, no matter where it locates, but also allows merging two adjacent partitions. Now tick the target partitions and click OK to continue.


In the end, AOMEI Partition Assistant will present a preview for this operation. You see, after this operation, the C drive has been increased to a large extent. To assure the change, click Apply at the top-left corner.


Now the C-drive is extended to a larger space. Besides merge partitions, AOMEI Partition Assistant Server Edition is also offering other features aiming at optimize the performance of disks. Such as split one partition into two, allocate free space to another partition, copy partition, create new partition, etc. With clean and straightforward interface, everyone will find it easy to manage disk.