System active primary partition how to#

However, it is possible that the primary partition you marked as active does not contain the Windows boot files or boot files for another operating system. In addition, it is impossible to set EFI and logical partitions as active.

Other primary partitions should be set as inactive to guarantee the normal boot of computer. Only one primary partition on a hard drive can be set as active, and it should be the system partition. Before Windows 7 (including Windows 7), the system and boot partitions were the same and were given the identifier C: by default after Windows 7, boot partition and system partition are separated except for some special situations, such as installing Windows to a partitioned hard disk. Boot partition: it is also a primary partition which contains the operating system folder.The system partition holds the boot sector and must be marked as active. System partition: it is a primary partition that contains the boot loader, a piece of procedure responsible for booting the OS.Extended partition: it canвЂ™t be used directly unless we partition it to multiple logical partitions which canвЂ™t be set as active.Primary partition: itвЂ™s a partition type exists in MBR disk which can supports up to 4 primary partitions or 3 primary partitions plus 1 extended partition.

For better understanding of active partition, you can learn something about these four partitions as follows: Inactive Partition FAQДЄccording to Microsoft definition, an active partition is firstly a primary partition, and then a system partition.

System active primary partition how to#

How to Mark Partition as Active/Inactive with MiniTool.