To save drive space, consider creating logical partitions to get around the four-partition limit. For more info, see Configure more than four partitions on a BIOS/MBR-based hard disk. For Windows 10 for desktop editions, it’s no longer necessary to create and maintain a separate full-system recovery image.

What are the Windows 10 partitions?

Standard Windows 10 Partitions for MBR/GPT Disks

• Partition 1: Recovery partition, 450MB – (WinRE)
• Partition 2: EFI System, 100MB.
• Partition 3: Microsoft reserved partition, 16MB (not visible in Windows Disk Management)
• Partition 4: Windows (size depends on drive)

Why does my Windows 10 have 4 partitions?

The answer to why you have four partitions is: The EFI partition is used to store files used by UEFI. Recovery and restore are used to hold system files needed when performing for example a factory reset. The C: partition is your (and the operating systems) primary partition used for storage.