Diskpart has shrink and extend command to help resize partition without losing data. Diskpart works via command prompt, which is included from Windows XP. Windows has 2 native tools - Disk Management and diskpart. How to resize partition without any software Before starting, you'd better make a backup because there's potential data loss risk. Is it possible to resize partitions without reinstalling Windows and programs? The answer is yes, you may use either Windows native tools or third party partition editor software.
It is headache for many personal computer users. Low disk space issue is very common in all Windows computers, especially to the computer with a small system C drive.