(Don't worry about its FAT32 or NTFS file system, don't worry about the fragment thing, or page files location) In Partition Expert, click on the partition you want to shrink.

Windows Disk management shrink volume alternativeĭon't want to spend time to fix the always happening greyed out problems? Don't want to changes stuff in other window? Don't know anything about disk partition but just want to resize it? Try Macrorit Partition Expert, even all the listed reason happen to you disk partition, Partition Expert will complete the job in an easy way.

Advance Tab > Settings > Advanced Tab > Change….

Start > right-click Computer > Properties > Advance Settings.

Automatically manage paging file size for all drives.

In Partition Expert, right-click on the target partition, and choose Defragment.

Convert FAT32 to NTFS, or format partition to NTFS.

To summary and add more, reasons of Shrink Volume greyed out can be the followings:

First, partition in the disk should be NTFS file system, not FAT32 or FAT16, or any other kinds of file system second, disk management can't move free space / unallocated space from on partition to another, so if you want to shrink volume then extend anther volume using the free space you created, it will not take effect, and you'll make extend volume greyed out too. Shrink Volume is the option of right-click menu in Windows Disk Management, it aims to decrease partition size for better managing disk space, but sometimes the 'Shrink Volume' options greys out with no reason, how does it happen and how to fix this problem? Shrink Volume grayed out in Disk Management Reason of Shrink Volume greyed outĭisk management of Windows Client OS or Server OS is not a perfectly partition managing tool, it has some limitations.

Extend partition windows 7 greyed out