What is the role of the 450MB recovery partition after Win7/Win8.1 upgrade Win10?

What is the role of the recovery partition after Win7/Win8.1 upgrade Win10? Many users upgraded from Win7/Win8/Win8.1 to Win10 and found that there is a “recovery partition” on the computer hard disk. The partition size of the 64-bit system is about 450MB. Then why do you have such a partition, what is the partition, and can you delete it?

Starting from Vista, the Windows system has a built-in recovery environment (WinRE), which contains some recovery tools, which is equivalent to a micro operating system environment. The recovery environment system files are stored in a file named WinRE.wim. Yes, this recovery partition is used to store WinRE files.

Why is there a partition separately?

In Win7, the recovery environment and the system are in the same partition. In Win8, in order to ensure the availability of the recovery environment and the speciality of UEFI startup, Microsoft will default It is placed in the system reserved partition. So the system reserved partition has increased from 100MB in Windows7 to 350MB in Windows8/Windows 8.1, and the WinRE file size has increased a lot. At Win10, the volume of WinRE is further increased, and the original reserved partition can no longer be accommodated. After upgrading from Win7/Win8/Win8.1 system to Win10, (if there is a reserved partition before), the system will automatically create an additional partition to store. Restore the environment.

What is the recovery environment? “Recover partitions” Can I delete?

You may have the impression that the computer that installs the Win7 system will enter the advanced startup option by pressing F8 before booting. Click here to “Repair the computer” and it will enter the recovery environment. In Win8/Win8.1/Win10, the “Advanced Startup” in the system settings will also enter the recovery environment.

In the recovery environment, you can perform system restore point restore, boot repair, system image recovery, etc. The computer reset in Win8/Win10 also depends on the recovery environment. If you want to keep these functions, It is not possible to delete “recover partitions”.

When you want to reinstall Win10 system, you can delete it. In the case of re-partitioning, the installer will automatically create a new recovery partition or a larger reserved partition (64-bit Win10 is 500MB) to save the recovery environment.