Freeware to Add Unallocated Space to C Drive on Windows 10/8/7

Summary

Do you have the experience that system shows the low disk space warning and asks you to clean your c drive? Don’t worry, there are some free solutions to add unallocated space to C drive.

Andrew Wright

22/06/2019

by Andrew Wright

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Why You Need to Add Unallocated Space to C Drive?

Most Windows users, especially Windows 7 users, doesn’t partition their disk at first, after they use their computers for some time, they may find the system drive has less and less enough space. If there is not enough space on the local disk, like C drive, system will show low disk space warning and ask you to clean up your disk. Deleting some files from the C drive can help, but the key to solve the problem is to extend C drive, so you need to add unallocated space to C drive.

Unallocated space is the partition space which has not been occupied by any data, unallocated space is free space. You can move unallocated space to C drive to resize partition.

How to Move Unallocated Space to C Drive on Windows 10/8/7 for Free

Windows 7/8/10 has built-in function which can extend or shrink disk partition, you can try it first if you use windows 7/8/10 on your PC. But if there is no unallocated space on your disk, you may find the “extend volume” option greyed out. And there is another free way to help you move space to C drive. You can try both.

Extend C Drive with System Disk Management Function

You can find Disk Management under Computer Management, right click your system drive, you will see a “Extend Volume” option, if there is no contiguous unallocated partition, this option will be greyed out.

After you right-click the “Extend Volume” option, you can choose an unallocated partition to add to C drive, after it finished, the system drive can be extended.

Extend C drive on Windows 7/8/10 for freeExtend C drive on Windows 7/8/10 for free

Move Space to C Drive with Partition Resizer Freeware

If your “Extend Volume” function greyed out, you can try another way to move space to C drive for free. There is a freeware for partition management----IM-Magic Partition Resizer. It is a 100% free software to manage disk partition effectively.

download free windows 10 partition software

Add Unallocated Space to System Drive for Free

Step 1: Run -IM-Magic Partition Resizer free on your computer, choose the system drive.

Step 2: Right click “Resize/move partition”. Then you can extend C drive by dragging the mouse.

If there is no unallocated space adjacent to your system drive, you can move some space from other partition or merge partition with C drive.

Add unallocated space to C drive on Windows 7/8/10 with freewareAdd unallocated space to C drive on Windows 7/8/10 with freeware

Step 3: Apply the changes, and restart your computer.

Then you can have your C drive extended.

download free windows 10 partition software

If your system is Windows Server system, you can download IM-Magic Partition Resizer Server edition, this version is free for trail.

download free windows 10 partition software

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