This article is about how to shrink c drive on Windows server 2012 r2 with disk management or other partition tool, you can use this solution to better manage your disk space.
If the “shrink volume” option is grayed out in Disk Management, you can shrink the partition with a third party disk partition manage tool. Here we recommend IM-Magic Partition Resizer, which is a 100% safe and effective software. It can deal with a lot partition manage problems. It works fast and you don’t need to wait much time to resize the disk.
If you use Windows 7/8/10/11, you can download the IM-Magic Partition Resizer Free edition, and resize your partitions for totally free.
If you want to shrink c partition in Windows server edition, you can free download IM-Magic Partition Resizer server, which is free for trail, it supports all the Windows server systems including 2003/2008/2011/2012/2016/2019/2022. Or you can choose IM-Magic Partition Resizer Unlimited, which can be used for any system for lifetime, but the price can be a little more expensive. My advice is you can try IM-Magic Partition Resizer server first, if you think it works well, then Unlimited edition will save a lot.
#2, Then right click the partition which you want to shrink, choose “resize/move partition”.
#3, Move the cursor to shrink the partition easily when the mouse shows double arrows.
Steps to resize partitions in Windows server
And then unallocated space will be produced at the right side of the c drive.
#4, Apply the changes.
Case#1: If you want to use the unallocated space to create a new volume
Here are the steps to create a new volume based on the unallocated space after shrinking c drive.
Case#2: If you want to add the unallocated space to another drive in your computer after shrinking c drive
If the target drive is just next to the unallocated space, you may go with the following steps.
Note: If you want to add the unallocated space to F volume that stands after drive C, D, E, then you may add the following steps after the step1
And then you may go with the above step2 to claim the unallocated space.
If you want to shrink volume with Disk Management, here are the terms:
You can run this tool by right clicking the “Computer”, and choose “Manage”, then you can enter “Disk Management” module, if you use NTFS file system on your computer, you can use the “shrink volume” option there to resize your disk partitions.
Note: It's not possible to move unallocated space nor move a partition in Disk Management. Partition Resizer Server can help move unallocated space or partitions safely without losing data.
When the “shrink volume” option greyed out in disk management for c drive in Windows server 2012 or 2012 R2, you can use Partition Resizer Server.
“Hello, I have a question. I want to shrink my c drive and create a new partition to save my important data. I know Disk Management on the Windows system can make it. I tried it, but turned out the shrink volume option grayed out on the menu, and I don’t know why. How can I shrink the c drive on the Windows server 2012 r2?”
There are a lot of reasons that the shrink volume grayed out in Disk Management. Maybe your file system is not NTFS, maybe you have unmovable data on the c drive, etc. Then how to shrink the c drive in Windows server 2012 r2 safely? This page shows some useful solutions to shrink boot volume on server 2012 wihtout formatting or losing data.