What is system partition?

Read this post to know it.

System partition is a Windows term, which is used to boot Windows.

enter the cmd/k echo%system drive% in the [Run] box

A boot partition contains Windows operating system files while a system partition saves boot files.

The %SystemRoot% directory is contained in boot partition.

Here, many users are confused about the variable system.

hide system partition through Group Policy Editor

Actually, the %SystemRoot% refers to the system directory or root directory.

However, a machine can multiple operating systems and have multiple boot modes.

We also recommend reading our guideCannot Delete Active System Partition on This Disk in Windows 7.