Dec 26, 2023 · I found the cause of this issue. The NixOS ISO uses lower case filenames for the bootx64.efi file and the EFI/BOOT directories.

This section explains various methods to have the bootloader prompt whether to boot windows or NixOS. If \EFI\Microsoft\Boot\bootmgfw.efi is detected on the EFI System Partition (ESP), it …

Mar 13, 2025 · As a recommendation, you can either copy the default NixOS bootloader (which will be in the /EFI/NixOS-boot/ folder) or install an secondary bootloader like rEFInd. A copied …

Nov 22, 2023 · I'm trying to boot a laptop with UEFI firmware using the ISO image provided at https://nixos.org/download.html but I also get an EFI boot failure. I've tried the minimal, gnome, …

Jul 30, 2018 · Recently, after I've done something to my multiboot system, when I boot NixOS with systemd-boot, boot menu does not show up anymore even though the timeout is still set to 2 …

Feb 8, 2017 · When doing a fresh nixos install on UEFI system, command nixos-install failed to install bootloader (systemd-boot) Here is the log finalising the installation...

Mar 7, 2025 · I did actually get it to work by deleting the EFI/BOOT/BOOTX64.EFI and systemd/systemd-bootx64.efi. It worked twice, then went back to the same warnings, …

Jan 13, 2025 · Skipping “/boot/EFI/BOOT/BOOTX64.EFI”, newer boot loader version in place already. Is there any possibility to overcome this issue without waiting for an update of …

May 24, 2025 · This section explains various methods to have the bootloader prompt whether to boot windows or NixOS.

Sep 8, 2020 · Run nixos-rebuild switch with the newest nixos-unstable channel. nixos-rebuild switch should work even on older UEFI systems. This code was introduced in June in #90386. …