How to Merge Non-adjacent Partitions in Windows 10

Brithny updated on Aug 11, 2019 to Partition Master | How-to Articles

"I've run out of space on my C drive and I find there is 92GB unallocated space behind E drive. Can I merge non-adjacent partitions to extend system partition? I am using Windows 10." 

Why you can’t merge non-adjacent partitions in Windows 10

Usually, you can easily extend a partition in Windows 10 with Windows disk management tool or command prompt if there is unallocated disk space behind the partition. But, if the unallocated space or partition is far away from the partition you want to extend or merge, the job will become a little bit complicated. You might just get a grayed out Extend Volume option or get an error message 'The volume requires contiguous disk extends'. That’s why so many users asked how to merge non-adjacent partitions Windows 10 or add nonadjacent space to C drive.

This tool is available on condition that there is unallocated space between the two non-adjacent partitions.

merger non-adjacent partitions' conditions

According to the picture, you can merge C drive and D drive. You can't merge C drive and E drive because there is a D drive between them.

Merge non-adjacent partitions in Windows 10 with EaseUS partition software

If you are one of those users who is attempting to extend partition with a non-adjacent or non-contiguous unallocated disk space, here you come to the right place. This page introduces you powerful partition software and shows you how to merge non-adjacent partitions Windows 10 with it by moving partition.

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 Windows 10 is supported


Step 1: Launch EaseUS Partition Master

1. On the main window, right-click on the partition that you want to merge space to another and select "Delete".

Delete partition for merging non-adjacent partitions

2. Click "OK" to confirm. The deleted partition will display as unallocated.

Confirm to delete partition

Step 2: Move the unallocated space next to the target partition

1. Right-click on a partition next to the unallocated space and select "Resize/Move".
2. Drag the selected partition forward or backward, moving the unallocated space toward the target partition, and click "OK".
Repeat 1 and 2 until the unallocated space is moved next to the target partition.

Move unallocated space to the target partition

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

Step 3: Merge partitions

1. Right-click on the target partition that you need to add space to and keep, select "Resize/Move".

Add unallocated space to target partition

2. Drag the target partition handle into the unallocated space and click "OK".

Merge non-adjacent partitions

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

Keep all changes

If two partitions are separated by unallocated space, right-click on one partition (you want to keep) and select "Merge" > Select another partition and click "OK" > Keep all changes by clicking the "Execute Operation" button and "Apply".


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Frequently Asked Questions

Why Choose EaseUS Partition Master?

"I've used Partition Master Professional many times to create, delete, format, move, rename, and resize partitions."PCWorld

"Partitioning tools have come a very long since the days of complicated command line utilities and EASEUS Partition Master is one of the most advanced programs available."TECH ADVISOR

"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."Lifewire

Will the "Migrate OS" feature transfer the Windows system files only or the whole C drive?

To ensure that the migrated system will boot normally, the Migrate OS feature will transfer all the files in the system and the boot partitions. Generally, the boot partition is the C drive so the transfer will include all the files in C.

Does EaseUS Partition Master license apply to multiple computers?

The license of Partition Master Professional and Server editions can be used on 1 computer only, while that for for the Technician and Unlimited editions can be used on multiple machines.

What is the difference between EaseUS Partition Master Trial version and the Free version?

Free is for home users only, with most basic functions available such as partition resize and clone. While trial can help you understand how this product works and test what a full license can do on a business or server OS machine.

Will it cause any data loss after resizing the partition in EaseUS Partition Master?

Generally, it will not cause any data loss or boot issue by resizing a partition. However, in order to protect your data, we suggest that you backup the partition before resizing, in case of any unexpected situations such as power outages, computer hardware failures, etc. You can use EaseUS Todo Backup to backup the partition and its trial version is fully functioned for 30 days.

What should I prepare before resizing the partition?

On the partition that is going to be operated, there might be some files being occupied by other programs. To ensure a successful operation, we suggest that you close all the unnecessary software before resizing that partition. Otherwise, EaseUS Partition Master will detect the partition being locked by the other software and require a reboot to resize the partition under boot mode.

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.