
You can right click the drive next to the partition need to be extended and choose “ Shrink Volume”, spare enough space which you want to add to another drive you want to extend. When the Extend Volume option on your computer grayed out, you want to extend the partition, you need to shrink another partition first.

How to Enable Extend Volume in Windows 10


There are all your disk partitions listed. You can right-click the “Computer”, choose “Manage” to go, then you can enter “Disk Management”. People would like choose Disk Management to manage the disk partition when they want to extend, shrink, format the partitions.

Have the same problem on Windows Server? Fix it here -> Extend volume greyed out Windows server fix Reasons Why Extend Volume Grayed out Windows 10/8.1/7 This can be a common situation for Windows users, no matter for Windows 10/8/7/XP/Vista, or Windows server system, extend volume option greyed out will cause users much trouble managing the hard disk partitions. What’s the problem? Can I extend the partition when the extend volume greyed out?” “I tried to extend my C drive at Disk Management yesterday, but I find the extend volume grayed out at Disk Management on my Windows 10 system.
