How to Move EFI System Partition to Another Drive in Windows 10 or 11

EFI boot partition on another disk

The EFI partition is created automatically when you install Windows. However, after adding a second HDD/SSD and installing Windows on that disk, you may realize that the EFI system partition remains on the old hard disk. You wonder how to move the EFI partition from the old hard drive to the new one.Read more

How to Fix the EFI Boot Partition’s ID Using DiskPart

fix EFI partition id using diskpart's set id command.

Each partition type is strictly identified by a GUID number. For example, the data partitions (“Basic data partition”) are identified by the GUID ebd0a0a2-b9e5-4433-87c0-68b6b72699c7. The EFI partition has the GUID c12a7328-f81f-11d2-ba4b-00a0c93ec93b.

However, on some systems, the EFI partition may have an incorrect ID assigned for unknown reasons. As a result, the EFI partition may appear as a “basic data partition” when you open Disk Management.Read more