

Make a list why you cannot expand C drive in Server 2008 Disk Management:


Click it and the Extend Volume Wizard window will be open, finish the wizard and you can expand C drive with the 40 GB Unallocated space. Retry, extend volume becomes available now. Have you seen? The 40 GB free space changed to be Unallocated. Now there is 40GB free space, but Extend Volume is still unavailable, because there is an Extended Partition behind C. Still cannot extend C: drive because this free space is not behind drive C. Okay, try to shrink D to get some Unallocated space.ġ0GB free space shrank from D, please note: this free space is behind drive D. If you right click C drive, Extend Volume is greyed out, of course you cannot expand C drive, because there is no Unallocated space to use. Open Server 2008 Disk Management by clicking Server Manager > Storage > Disk Management.įrom this console, there are 4 drives in Disk 0: System Reserved and drive C:, D: and E. Why cannot extend C drive under Disk Management To better explain, I have to make the issue reappear. In fact, you cannot extend C drive by shrinking other drives, except deleting D. So some people shrank D to get Unallocated space, and try to add the free space to C drive with Extend Volume function. Microsoft adds new Shrink Volume and Extend Volume feature under Server 2008 Disk Management, with which you can re-size an existing disk volume. When I extend C drive, “Extend Volume” is greyed out, so I cannot extend C drive space. I have a 150 GB hard drive on a windows 2008 server R2, C drive is 20GB and D is the rest.

I have 4 drives in my server (C,D,E,F), c is running out of the space I tried to use windows disk management tool to extend c drive but extend command is disabled. So in this article, I’ll show you why you cannot extend C drive in Windows Server 2008, and give the best solution to expand C drive without data loss.Īfter searching by Google, it seems that many people have the same problem, such as: Recently some users ask for help, because they cannot extend C drive in Server 2008 Disk Management and do not know why. Though Windows Server 2016 has been released, many people still use Server 2008. Cannot extend C drive in Windows Server 2008 R2?
