How to extend system partition in Windows 10?

Extending system partition on your Windows 10 computer can benefit you when you need extra space on a hard drive that is currently running low on disk space. By extending your system volume, or partition, your computer will take extra space that is not being used by other partitions, and apply that space to the drive that needs extra volume. Extending system volume can be done on any computer with Windows 10 built-in Disk Management and any third-party disk management software.

Extend Windows 10 system partition with Disk Management

Windows 10 built-in Disk Management has the ability to shrink volume and extend volume.

In the Disk Management screen, just right-click on the system partition that you want to extend, and select "Extend Volume" from the menu. Then specify the amount that you want to increase the partition size.

Using Disk Management to extend Windows 10 system partition, there must be contiguous space behind Windows 10 system partition, otherwise, you cannot extend system partition. In this situations, you need third-party partition manager software.

Extend Windows 10 system partition with EaseUS Partition Master

As professional partition software, EaseUS Partition Master Free is a FREE comprehensive hard disk partition management software for computer users which are using Windows 10/8/7/Vista/XP 32 bit and 64-bit Operating Systems. During all operations, your data is completely protected.

Tutorial to extend Windows 10 system partition with EaseUS Partition Master

1. Launch EaseUS Partition Master. As the picture shown below, there is no unallocated space to extend the system partition. So first, you have to decrease one of the partitions to gain the unallocated space.

2. Select the partition and decrease it by clicking "Resize/Move partition" and then move it to let the unallocated space be behind the system partition.

3. Then select the system partition (C: drive), right click it and select "Resize/Move partition" to extend the C: drive.

4. Click Apply.

Apart from basic and advanced partition manager features, EaseUS Partition Master, an all-in-one disk management solution, also provides powerful partition recovery wizard to recover deleted or lost partition and Copy Wizard other than handling partition management issues.