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2 votes
2 answers
204 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 ...
HGStyle's user avatar
  • 63
0 votes
1 answer
70 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 ...
pixup1's user avatar
  • 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 ...
Nicolas Michlik's user avatar
-1 votes
1 answer
821 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 ...
ray_lv's user avatar
  • 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 ...
Philip Couling's user avatar
0 votes
1 answer
210 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)...
zwol's user avatar
  • 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
Mariesa 's user avatar
1 vote
1 answer
750 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 ...
Stevoisiak's user avatar
  • 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 ...
Kitet's user avatar
  • 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 ...
Mario's user avatar
  • 101
0 votes
1 answer
743 views

Can i delete the drive which contain microsoft and EFI named folder with FAT32 partition type

I have one partition which can be accessed through windows explorer which contains Microsoft and EFI folder I am now confused that can I delete the partition and I can't delete it from the windows ...
Aayush Swodari's user avatar
0 votes
1 answer
188 views

Windows 10 Recovery keeps showing on boot after fresh install of Zorin OS Lite

I've recently stumped on a problem after installing Zorin OS Lite 64bit on my old laptop which was running Windows 10 64bit. So basically after installing Zorin OS I was not able to boot into my OS ...
glumac's user avatar
  • 1
0 votes
0 answers
958 views

I cloned my Windows on SSD and I can't delete the EFI partition on HDD

I recently bought a M.2 SSD (Seagate BarraCuda) and cloned my Windows 10 (build 2004) on it from my HDD using Macrium Reflect. All good with the process, I changed the boot order from the BIOS to put ...
Valentin Mutulescu's user avatar
0 votes
1 answer
347 views

Bootloader behavior when 2 OSs are installed on 2 separate storage devices - UEFI

I have a PC with Windows 7 installed on M.2 NVMe SSD (UEFI Boot). There's no way to disable this M.2 SSD in BIOS. MSI AM4 board. Same PC also has a 500 GB SATA HDD. I want to install Windows 10 on ...
rajeev's user avatar
  • 1,708
0 votes
1 answer
1k views

EFI dual boot windows 7 under fedora 23

I recently installed Fedora 23 on my Windows PC, which is running Win 7 Prof 64 bit. Before that I had a dual boot system with my above Win Sys and OpenSuse which was running after couple of minutes ...
Yesyoor's user avatar

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