In this article, I will show How to extend the Operating System drive in Windows Server 2012?
When I tried to Extend Volume for a specific drive in Windows Server 2012 R2 by opening:
- Server Manager > Computer Management.
- Disk Management > Right Click on C:\ Drive.
- Although I have an unallocated free space (about 19.5 GB). But unfortunately,
The Extend Volume option is grayed out.