Merge Partitions for Windows Server 2016 without Losing Data

February 25, 2016

Learn how to merge two partitions into one for Windows Server 2016 without losing data by using AOMEI Partition Assistant Server and Disk Management.

Why need to merge partitions for Windows Server 2016?

Windows Server 2016 users may find that the first time of partitioning disk did not make the partitions in the best state. With the time goes by, some of them is running out of space now, while some of them are nearly empty. Thus, you may want to merge those two partitions into one to extend the lower space. Or you may find that there are too many partitions that you cannot manage them well, so you want to merge some partitions to decrease the partition numbers for better management. Anyway, because those reasons, merge partitions for Windows Server 2016 is necessary.

Merge partitions in Windows Server 2016 with Disk Management

To merge partitions isn’t a simple thing. Thus, how to merge partitions for Windows Server 2016 becomes a hot topic. Fortunately, the Disk Management can merge partitions. But it has restrictions. You cannot merge two partitions with it directly. First, you need to delete the adjacent partition behind one partition, so that you can get an unallocated space on its right side. Then, you can use Extend Volume to merge the partition with the deleted partition. Take an example, if you want to merge C: drive and D: drive, as the following picture shows, you have to delete D: drive first.

Delete Volume

Then, right click C: drive, select Extend Volume to merge the two partitions.

Extend Volume

*The recovery partition and boot partition cannot be merged.

Although the Disk Management can merge partitions, it must delete the latter partition first, thus, the data may be damaged or lost, which could make a disaster for business. Thus, to find a way to merge partitions more flexible and keep the data safe is more important. The third party software AOMEI Partition Assistant Server could be helpful.

Merge Windows 2016 partitions with AOMEI Partition Assistant Server

AOMEI Partition Assistant Server is specially designed for Windows Server operating system, including Windows Server 2016/2012/2008/2003/2000, Windows SBS 2003/2008/2011 and Windows PC OSes. To merge partitions with this software, you may find it is more flexible than Disk Management. What’s the most important is that it can merge partitions without data loss. Here are the simple steps for you to merge two partitions with AOMEI Partition Assistant.

Step1. Install and launch the software. You will see the main environment of your disk.

Main Interface

Step2. To merge two partitions, you can right click it and select Merge Partitions in the menu. Here takes merge C: drive to another one in order to extend the system partition.

Merge Partitions

Step3. Here you can tick the box to merge the two adjacent partitions. Click OK.

Tick the Box

Note: Every time you can only merge two adjacent partitions with this software.

Step4. Don’t forget to click Apply to submit all the pending operations.


You can scan all the operations after clicking Apply. If there is no problem, click Proceed to continue.

In addition, the data’s safety is the most important thing for business. If you have to merge two partitions for Windows Server 2016, here we highly recommend you the AOMEI Partition Assistant Server, which can merge partitions without losing data. Besides merge partitions, it provides you many other utilities, for example, migrate OS to SSD, convert disk between MBR and GPT, and so on.