
Remember: In case the unallocated space is not adjacent to the D Drive, you will observe the ‘Extend Volume’ button to be greyed out and you cannot click on it. STEP 4 = Simply follow the on-screen instructions that appear and complete the operation to extend C: drive on Windows 10. STEP 3 = Now simply navigate to the C: drive you wish to increase and right-click on it to choose the option Extend Volume. STEP 2 = As soon as you press the OK button, you’ll be greeted with the Disk Management utility. Simply press the shortcut keys Windows + R to launch the dialogue box and type diskmgmt.msc and hit the OK button! Follow the Instructions Below To Extend C: Drive Using Windows Disk Management Tool:

Hence, if there’s an adjacent unallocated space behind C: drive, then you can effectively use the Disk Management tool on Windows 10 to extend it. For example, unallocated space can only be added to the adjacent partition. However, the only limitation is that not all the partitions can be extended using this method. This feature helps to increase partition size by adding unallocated disk space.
1.Increase C: Drive via Disk Management Toolįor people who may be unaware, Windows comes with a built-in utility known as Disk Management that provides a dedicated extend volume feature. We’ll be extending the volume of C: drive using the Disk Management tool Diskpart command utility third-party applications like EaseUS Partition Master. So, without further ado, let’s discuss the steps in detail: Three Ways To Extend C: Drive on Windows 10 There are multiple ways through which you can extend C: drive with and without using software.

To get rid of it, it is suggested to increase the C: drive partition size on Windows 10. When the C: drive runs out of space, it turns red and your system constantly sends messages for insufficient disk space on the local disk (C:).
