If one hard disk partition has too much free space, it is really a waste and will reduce the disk space usage rate. At this time, you need to shrink partition to generate an unallocated space for other use, such as create new partition or extend other space insufficient one, etc.
If your computer is running on Windows Vista/7/2008/8/2012, you can use its internal Disk Management tool to shrink partition and create a new one with then unallocated space. But if you want to extend other partitions with the unallocated space, you have to use professional disk manager. If you want to shrink volume on Windows which is prior to Vista, the only method is to rely on third party software.
Yet some users may try to use Diskpart Command to shrink volume. However, this tool is too complex for ordinary users to handle. Therefore, due to the functional defect of Windows built-in disk management tool and the complexity of Diskpart Command, here is going to introduce how to shrink volume with professional disk manager-AOMEI Partition Assistant.
AOMEI software is an easy-to-use and an all-in-one disk manager and provides many helpful functions, such as shrink/extend/move/create/split/merge volumes, etc.
Step 1: Lauch AOMEI Partition Assistant to get its main interface. Right click the volume you want to shrink and selct "Resize" option in the shortcut.
Step 2: In the pop-up window, you can drag the left borderline rightwards or right boarderline leftwards to shrink.
After step2, there will be an unallocated space on the disk. You can use the unallocated space to create new volume or extend other drives.
At last, don't forget to click "Apply" buttton to commit the operations.