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EFI file structure

I have system partition on my Windows 10 PC. It contains files EFI --Microsoft ----Boot ------bootmgr.efi ------bootmgfw.efi ------bootmgr.efi ------...other files ----Recovery --Boot ----boot64.efi --...
vico's user avatar
  • 2,593
1 vote
1 answer
4k views

Why won't the Windows installer set up an EFI partition or boot entry?

I've downloaded a Windows 10 ISO image from Download Windows 10 Disc Image (ISO File) and I'm trying to install it on a SATA SSD on my desktop. Here's my intended layout: /dev/sda (SSD) /dev/sda1: ...
rcorre's user avatar
  • 266
1 vote
0 answers
3k views

The directory is not empty when using mountvol to mount efi partition

I followed the answers to this question but none of them seem to work. When I use mountvol E: /s I get the error "The directory is not empty" even though it is empty and I've formatted it multiple ...
Marij Khan's user avatar
4 votes
3 answers
13k views

How do I run CHKDSK on EFI System Partition?

I tried dual booting Ubuntu with Windows 10 in my Dell laptop. An grub-install error appeared. Checking through the log files, a launchpad expert advised that my EFI sytem partition is corrupt and I ...
Benedict Florance's user avatar
2 votes
1 answer
5k views

Read/Write EFI Variables from Windows 10 shell

I need to write a specific set of bytes (that I have stored in a file) to a specific EFI Variable on Windows 10. I understand this is possible in C/C++ with the Get/SetFirmwareEnvironmentVariable ...
Darkhogg's user avatar
  • 121
0 votes
2 answers
5k views

Install Windows 10 with larger EFI partition

Is there a way to do a fresh install of Windows 10 on an empty drive with a larger EFI partition than 100MB (approx 200MB)? I plan to dual boot OS X and I want to avoid a certain issue that might pop ...
Extreme112's user avatar
2 votes
1 answer
2k views

Can Windows 10 have a partition type of GPT with a UEFI boot mode?

Can Windows 10 have a partition type of GPT with a UEFI boot mode? You'd need to ask somebody from Microsoft why they tie their partition table type (GPT vs. MBR) to their boot mode (EFI/UEFI vs. ...
Thufir's user avatar
  • 1,650
26 votes
8 answers
70k views

How to hide EFI-partition?

For some sort of reason my EFI-partition shows up in disk management as well as This PC. Is there a way to hide again without messing up my system? Preferably by command line (diskpart).
Starhowl's user avatar
  • 981
0 votes
1 answer
68 views

Restore Windows From Data Backup?

So I managed to break my partition table, but I was able to recover my entire C: drive and copy every file and folder to an external drive. My question now becomes, is there anyway to, when I ...
Qyriad's user avatar
  • 46