RAID can combine multiple physical disk drives into a single logical unit which owns many advantages: higher data security, fault tolerance, improved availability, increased and integrated capacity, and improved performance. It is frequently used in Windows Server. The same with single hard drive, a RAID virtual drive may also run out of space or you need to extend RAID partition to meet your further need one day.

So, is it possible to enlarge RAID partition?

The answer is YES. With a third party partition manager, you are able to make it. And you should know this professional software – MiniTool Partition Wizard.

How to Extend RAID Partition by Using MiniTool Partition Wizard

Take Windows Server as an example.
 
First, you should purchase and install MiniTool Partition Server Edition on your computer.

 
There are more than one function can be used to enlarge the target partition. You can choose a proper one from the following introduction.

If there is an adjacent unallocated space in the same RAID array, you are allowed to apply the function “Move/Resize Partition” to extend RAID partition.

Step 1. Select the target RAID partition and click “Move/Resize Partition” from the left tool bar.

Step 2. On the pop-out window, enlarge the size of the target partition by dragging the black arrows according to the direction of the following graphic, and then click “OK” to back to the main interface.

Step 3. You also can preview the enlarging effect in the main interface, and then click “Apply” to save the change.

If you want to take some space from another partition or a nonadjacent unallocated space in the same RAID array, you can use the function of “Extend Partition” to make it.

Step 1. Open the software and enter the main interface. Select the target RAID partition and click “Extend Partition” from the left tool bar.

Step 2. On the pop-out window, select the partition you want to take free space from in the drop-down list, and drag the square icon left or right to adjust the size you want to take. Click “OK” to go back to the main interface again.

Step 3. You are able to preview the extending effect in the main interface. And press “Apply” to save the change.

In addition to these two methods, there is another function which can be used to make partition larger. It is “Merge Partition”. With this function, you are able to combine two partitions together directly.

For more information, you can also read this post: Three Ways to Resize RAID Partition without Data Loss.