Questions tagged [efi]
EFI stands for Extensible Firmware Interface, and is an updated version of BIOS. It sits between firmware and the operating system in the software stack.
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Can't automatically load my efi driver on each system boot
I am trying to make my UEFI driver start on each boot by setting up NVRAM variables via my own program.
I've made a program that puts my uefi driver into the EFI partition on the disk and set system ...
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/sys/firmware/efi/efivars mount point does not exist on artix (QEMU on arch) EFI variables are not supported on this system
I'm trying to install Artix Linux on a virtual machine before I install it on actual hardware. I'm using QEMU.
When trying to install GRUB via
grub-install --target=x86_64-efi --efi-directory=/boot/...
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Windows 11 not booting after fresh installation
Recently I posted a question when my Windows 11 installation failed to boot. I assumed this was due to me changing a EnableVirtualizationBasedSecurity group policy, but being unable to recover from ...
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How to make bootable EFI USB Stick boot from harddisk with existing Windows EFI boot parition (add second boot partition) [duplicate]
I have a bootable USB stick created using PEBakery on a Fat32 partition that resides on a USB flash drive. When I insert this flash drive into a USB port of my computer and boot, it will be recognized ...
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Cannot delete ubuntu directory from EFI partition
I followed this answer trying to delete Ubuntu from dualboot https://askubuntu.com/questions/1150814/how-to-remove-ubuntu-from-efi-partition
Error states that there's no such directory, even though it ...
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Proxy DHCP via dnsmasq: Grub welcomes me, but then gets stuck
I am attempting to EFI PXE boot GRUB2 using a Proxy DHCP server... It worked just fine with this configuration, which simply replaced the DHCP server:
interface=enp3s0
dhcp-range=192.168.1.10,192.168....
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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 ...
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dd cloned Windows disk to new SSD – boot from clone with error "windows/system32/winload.efi" missing
I cloned my old external SSD /dev/disk2 to my new external SSD /dev/disk5 on macOS with dd.
When I now try to boot new SSD /dev/disk5 the error "windows/system32/winload.efi missing" occurs ...
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EFI Partition not taking up full space
I originally installed Windows onto my computer, so it had the default 100MB EFI Partition. Recently, I wanted to dual boot Arch and Windows 11, so I resized the partition from 100MB to 598MB (an ...
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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 ...
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How is display initiated after sleep mode? Does the BIOS/OS uses the EFI partition?
I'm having some weird lines displayed in my screen after my computer goes to sleep mode and when I turn it on.
These lines are displayed randomly and I think it has something to do with the EFI ...
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How do I remove a phantom Windows Boot Manager displayed by grub?
I have a dual-boot dual-drive Dell Optiplex 7060, with a SATA SSD and an NVME stick.
Ubuntu Linux 22.04 is installed on /dev/nvme0. Windows 11 is installed on /dev/sda. I first installed Ubuntu on the ...
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Default Windows 10 64 EFI partitions / partitioning scheme
Sometimes you need to partition your disk which already contains a different operating system (OS) or version of Windows thus you use Linux tools such as fdisk or gdisk to create/configure partitions ...
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How remedy situation with two EFI partitions on one drive?
I've got a laptop with two EFI partitions, one for Windows, one for PopOS (I know now this isn't a stable configuration). It was working great for a while - I was able to switch between the two (in ...
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Cant get to BIOS menu pages (Insydeh20 setup utility)
I have been trying to boot a USB pen with the gparted live, but it seems it is not detected. Most solutions that I found require me to access the BIOS setup where I should change the boot priorities ...