All Questions
64
questions
2
votes
2
answers
200
views
Deleted my EFI & MSR partitions by error, how to rebuild it?
I accidentally deleted every single partition of my computer except the one that Windows is installed on it. I thought it was a good idea. But it was not.
I have no more MSR or EFI partition, so when ...
- 53
0
votes
0
answers
113
views
Is it safe to move Windows system partitions with gparted
My disk has the following partitions structure:
old windows recovery partition
EFI
main windows system partition
new Windows recovery partition
free space
I'd like to extend the main partition to ...
- 111
0
votes
1
answer
67
views
How to regenerate Windows boot files without being able to boot into it
So I have an EFI dual boot system with Windows and Arch, and because of some grub tomfoolery I ended up completely wiping the EFI partition and installing systemd-boot. But now I don't have any way to ...
- 11
0
votes
0
answers
64
views
HDD EFI\MICROSOFT\BOOT both EFI\MICROSOFT\RECOVERY empty
Hi i accidently formated some parts of partisions on my laptop. Now when it stats it's just a blank blue screen , not that basic with that sad face , but really empty blue screen. I dont know how to ...
-1
votes
1
answer
810
views
Windows is not showing up in boot menu after installing Pop_OS on a separate NVMe drive
I have two NVMes on my laptop. I already have Windows 11 in one, and I wanted to install Pop_OS on the other.
After installing Pop_OS, it only showed Pop_OS in the boot menu after starting up the ...
- 3
-1
votes
1
answer
112
views
Is there any way to restore / rebuild EFI without using a Windows bootable DVD?
I've got a frustrating problem with some old hardware. Due to some awfully designed firmware which hasn't had a new release since 2016, I can't boot from a USB stick containing an unpartitioned UDF ...
- 291
0
votes
1
answer
206
views
How does \EFI\MICROSOFT\BOOT\BOOTMGFW.EFI interpret the "optional data" payload passed to it by EFI?
My computer currently has two EFI bootNNNN entries for Windows:
Boot0004 Windows Boot Manager HD(1,GPT,[redacted],0x800,0x1ff800)/File(\EFI\MICROSOFT\BOOT\BOOTMGFW.EFI)...
- 1,278
0
votes
0
answers
41
views
Mecerl laptop gives a an efi screen
when I turn on my latop, a screen apear, with the following message
Efi shell version 2.40 (5.11)
map: cannot find required map name
please help
- 1
1
vote
1
answer
732
views
How do I transfer boot partitions after installing Windows 10 and 11 to different drives?
I have a computer that dual boots Windows 10 and 11. Windows 10 was installed first on a SATA SSD, while Windows 11 was installed afterwards to a separate M.2 SSD. Now that I've been on Windows 11 for ...
- 14.6k
1
vote
0
answers
150
views
Understanding why Windows boot fails when EFI partition is moved
Situation
I got a new computer with a HDD. I put SSDs in it and made RAID1, then started installing Windows Server 2022. I wanted to use SSDs and a HDD for data. I noticed the HDD already had some ...
- 2,067
0
votes
1
answer
1k
views
Create a backup of the EFI partition on a USB
I have Ubuntu on M.2 disk y Windows 10 on un SSD
I had install windows with ubuntu already installed, Windows has put its bootloader in the EFI partition of Ubuntu, since the M.2 disk is the first ...
- 101
1
vote
1
answer
133
views
Moving a (suspected) grub partition safety when resizing partitions
I am trying to allocate more space to a windows partition by shrinking a linux partition on the same drive, but there is an EFI partition in between the linux and window partitions. This is a picture ...
- 13
1
vote
0
answers
353
views
How to move EFI folder to C drive
I want to remove an SSD from my main rig to use it in a retro machine. However I've must have placed a EFI folder there by accident when I reinstalled windows 10 on a larger NVME drive.
120GB drive ...
0
votes
0
answers
2k
views
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
--...
- 2,593
3
votes
1
answer
1k
views
Is it safe to move Windows C:/ partition?
I was trying to install Pop OS 20.04 LTS, alongside my Windows 10 installation, but it says that the EFI partition, which is 260 MB currently, is too small and that Pop requires it to be atleast 500 ...
- 133