You have successfully removed the EFI partition. Now your USB will no longer show two partitions when plugging into a PC. It’s time to ready to reformat correctly this time.ĭepending on the need of your USB, FAT32 is a common universal format that is suitable for storing files across OS platforms. See the System Event Log for more information.Īs long as the Disk Management showing all unallocated data for the USB drive you have successfully wiped out the USB drive. It’s ok if sometimes DiskPart report encountered an error: The system cannot find the file specified. Windows 10 major updates failing with blank frozen screens are routine for my formerly Windows 7 powered ACER. Here is my USB drive showing as Disk 2, so for me, I enter “ select disk 2“, yours might be different. SYSTEM FAT32 Healthy EFI system partition System volume (no label(C:) NTFS Healthy Basis data partition Boot volume (No label) NTFS Healthy Microsoft recovery partition. Find the USB drive and select the disk by select disk x(# of disk) It shows all the disks currently on your system. Next, you want to list all the disks connected to your PC by type the below command within diskpart list disk Launch Command Prompt as Administrator > type diskpart There is still another way around, command line diskpart to the rescue. You can’t Delete Volume, nor Shrink Volume nor Extend Volume to merge with other partitions. When going to Disk Management, right-clicking on the problematic USB drive, you will find out that all options are grayed out. It’s odd that if your USB is in this state, it’s better to correct the format before using it for data transfer as people might get confused by all the two new partitions shown up on their PC.īut Windows’ Disk Management doesn’t allow you to remove this partition.

Sometimes when you plug in a USD drive, it shows EFI and FAT32/NTFS partition at the same time.

Healthy efi system partition windows 10