If your hard drive has no unallocated space, you must shrink an existing partition (typically C:).
If you have one large hard drive (e.g., the "C:" drive) and want to carve out space for a new partition, you must first "shrink" the existing volume. how to partition a hard drive in windows 7
To create a new partition, you must first "shrink" your existing drive to create "unallocated space," then format that space into a new volume. How to Partition Your Hard Drive in Windows 7: 12 Steps If your hard drive has no unallocated space,
The new partition will be created and should appear with a blue bar, indicating it is ready for use. How to Partition Your Hard Drive in Windows
It allows you to install a second operating system, like Linux, alongside Windows 7.
If you wish to remove a partition and merge it back into unallocated space, follow these steps.