How to Merge Non-adjacent Partitions in Windows 10

Can I extend C drive with non-adjacent partition?

"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.

Notice

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

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.

1. Launch EaseUS partition tool, drag the unallocated space or partition to move it behind the partition that you want to extend. Then the non-adjacent space will become contiguous space and you can directly extend or merge the partition without any obstacles now.

2. Right-click the left partition and click Resize/Move partition.

3. Drag the right handle of the partition you want to extend rightward and add free space to it. Then click OK > Apply to keep all changes. This operation will help you merge non-adjacent partitions in Windows 10 successfully.