Here's What to Do With Unallocated Space on SSD After Cloning

Have confusions on the unallocated space after cloning HDD, SSD or migrating OS? Relevant answers are given in this post for how to deal with the empty space and make use of it as a storage drive.

How to Use Unallocated Space After Cloning to A Larger HDD/SSD

If you have unallocated space right behind the cloned partition, then use Disk Management.

1. 1. Right-click the nearest partition that next to the unallocated space. 
2. 2. Select "Extend Volume". In the pop-up window, you are able to drag the arrow to the end of the box. More information >>

About the Unallocated Space After Cloning

"I see unallocated space after cloning a smaller HDD to a larger one. What's the matter? I feel so sure that there is no such unallocated space on the source disk. By the way, it's EaseUS disk clone software that I use."

Unallocated space after disk cloning issue is common, for whatever disk cloning software you were using. So, the questions about the unwelcome unallocated space are coming to various computer forums. People feel uncertain about where it was brought and how to get rid of the empty space that seems to be quite useless.

First of all, the unallocated space is never useless, it's part of your hard disk and shall put into significant use. Next, the answer to why you got such space is merely because you applied the sector by sector clone function while cloning a hard disk or partition. For example, EaseUS Todo Backup disk clone feature allows you to clone system files and partition tables sector by sector, byte by byte including the bad sectors if there were some. That's how you ended up with an exact copy of the original drive but meanwhile obtain some unallocated space.

How to Make Use of the Unallocated Space on SSD After Cloning

By simply converting the unallocated space to a storage drive partition can save you out of trouble, and make full use of every byte on your cloned hard disk. In fact, if you're the ones who're looking for a piece of easy-to-use software to migrate OS to SSD/HDD, or upgrade hard drive from the small to large or from the old to new, EaseUS Partition Master is an ideal choice! It supports to edit the unallocated space after clone by merging it to the neighboring partition directly.

Nevertheless, no matter how you cloned the drive in the previous step, as long as you are currently confronted with the unallocated space issue, you can still ask help from EaseUS Partition Master. First, download the free partition manager on your PC, and go through the following two options to deal with the current issue.

Option 1. Create a Partition on Unallocated Space

Step 1. Launch EaseUS Partition Master. On the main window, right-click on the unallocated space on your hard drive or external storage device and select "Create".

Step 2. Adjust the partition size, file system (Choose the file system based on your need), label, etc. for the new partition and click "OK" to continue.

Step 3. Click on the "Execute 1 Task(s)" button and create a new partition by clicking "Apply".

Watch the following video tutorial and learn how to create a partition in NTFS, FAT, or EXT file system.

Option 2. Add Unallocated Space to An Existing Partition

By extending the existing partition that next to the unallocated space, you can add the unallocated space to your partition and then put it into use. Here are the steps to do it:

Step 1. Select the partition next to the unallocated space, select "Resize/Move".

Step 2. Click on the partition and use the mouse to drag it to the left or right to move the unallocated space.

You can repeat Step 1 and 2 to move the unallocated space to the desired location.

Step 3. Click "Execute Task" and "Apply", it will execute the operations to add the unallocated space into the target partition eventually.

Option 3.  Add Unallocated Space to An Existing Partition with Disk Management

Step 1. Right-click on This PC/My Computer > Click "Manage" > Enter Device Manager and click "Disk Management".

Step 2. Right-click on the target partition and select "Extend Volume".

Step 3. Click "Next" to continue, add the unallocated space to extend the target partition. Click "Next" and "Finish" to complete.

The alternative way is to create a new simple volume with the unused space. Right-click the space, and select "New Simple Volume". The rest to do is following the wizard.