GParted is a free, open-source graphical partition editor created by the GNU project. It can create, delete, modify, and format unmounted disk partitions on a computer.

GParted Live

GParted Live is a bootable ISO, containing a minimal Linux operating system and the GParted software, that can be written to a USB thumbdrive/CD-R/DVD-R.

GParted Live can modify the computer’s system partitions (that contain the computer’s operating system). These partitions cannot be modified while the computer’s operating system is running.

Hard drive terms, Windows Disk Management utility

  • GParted official website.