This is what I found on glarysoft:
Resize c drive to enlarge the boot volume by shrinking disk space from another partition and redistribute it to c with IM-Magic Partition Resizer Pro, the advanced resizing software that is 100% safe to change drive size from one partition to another without reinstalling OS; moving data from one partition to another; reformatting disk to repartition Just try IM-Magic Partition Resizer Pro to resize disk partition without data loss.
There is only four hours left. Take your time.
Resize c drive to enlarge the boot volume by shrinking disk space from another partition and redistribute it to c with IM-Magic Partition Resizer Pro, the advanced resizing software that is 100% safe to change drive size from one partition to another without reinstalling OS; moving data from one partition to another; reformatting disk to repartition Just try IM-Magic Partition Resizer Pro to resize disk partition without data loss.
There is only four hours left. Take your time.