If you delete this partition, you won’t be able to use Windows Recovery options. This recovery partition is to hold the Windows Recovery Environment (WinRE), which can be explored if you manually assign a drive letter to it.
The recovery partition on Windows 10 consumes about 450MB, Windows 8/8.1 200MB, and Windows 7 100MB. When installing a Windows operating system (OS) on a hard drive, and if you use Windows Setup to create new partition on an MBR disk, Windows will create a system reserved partition, and if it is a GPT disk, then Windows will create a recovery partition and an EFI system partition without drive letter. There are two kinds of recovery partitions you may see in Windows 10/8/7.
Recovery partition is a small partition on your hard drive that can help you restore your Windows or troubleshoot system issues.
