Questions tagged [uefi]

Questions about the Unified Extensible Firmware Interface that finally replaced the BIOS on newer desktops and laptops with the release of Windows 8. UEFI is independent from CPU architectures and supports booting via UEFI with and without secure boot enabled as well as legacy booting via CSM.

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Is it possible to force BIOS mode (as opposed to UEFI) in the installer?

On a laptop where I already have elementary OS 5 installed in BIOS mode (no /boot/efi partition), I am trying to install elementary OS 6 from USB, and I would like to keep the system booting in BIOS, ...
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Delete Elementary OS and restore Windows bootloader on UEFI

I've been following a lot of guides found here but none of them really fixed the problem. I want to delete GRUB and restore the standard windows boot manager on my surface pro 7, tried This guide but ...
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Windows is not present in grub menu

(I don't know if this question belongs here, but here we go) I bought a new HP 14(2021) last week, with 11th gen core i3 and Xe graphics. It came with Windows 10. After a few days, I installed Manjaro ...
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Elementary os 6 odin installation - no partitions shown after getting current configuration

I have a different problem while installing EOS 6 Odin in my Dell Inspiron with UEFI boot. Initially I had issue with boot with the previous ISO download. But when I downloaded August 23rd IOS file ...
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elementaryos-6.0-stable.20210810.iso USB fails to boot on Dell Optiplex 7020

I downloaded elementaryos-6.0-stable.20210810.iso and wrote it out to an USB stick using Etcher. The resulting installer boots fine on a HP EliteDesk 8300 in UEFI mode, but fails to boot on 2 ...
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can not update from 5.1 to 6.0

i have a medion akoya e3223, i am running elementary os 5.1 on it just bought elementary os 6.0 but i can not install it, because i can not enter boot menu if i press f2 as per manufactures manual, ...
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Installation on UEFI fails

After installing Elementary (latest version, July 2021) from a USB stick, computer get's UEFI errors when rebooted. The only way to get the installation correct is to disable UEFI and use legacy ...
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Installing v6 Odin beta together with existing Manjaro and Windows partitions . Setup of EFI boot partition

Trying new Odin beta ask for an EFI partition, how should I set up it? I want to keep my Manjaro & Windows boot options alive, too.
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grub-efi-amd64-signed package failed to install into /target/ During Installation

New Elementary OS Hera (latest stable release as of yesterday) user here but not new to Linux. Every time I attempt to install Elementary OS from having the ISO written to a Live boot USB, I get the ...
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Can't Get Fresh Install to Boot on Dell Inspiron 3452

eOS community. I was very excited to try Elementary OS on a Dell Inspiron 3452 laptop; however, when I try to boot into the new OS, the computer can't find it. The machine has a 32GB emmc that I had ...
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ElementaryOS Won't boot after normal installation from live USB

I've installed ElementaryOS, and it won't boot. It shows me the ElementaryOS Logo, but then it changes to a terminal with the cursor blinking. There is no text in the terminal whatsoever. Please help ...
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Installing Elementary OS on Dell Inspiron 13 7391 2 in 1

I want to dual boot Windows 10 and Elementary OS 5.1.3 on my Dell Inspiron 13 7391 2 in 1. I was able to run and seemingly complete the installation process from USB, however, when I attempt to run ...
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3 answers
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Can't Install Elementary OS Hera on Dell Precision 3541

Dell Precision 3541 machine came with Ubuntu preloaded. Can not get Elementary OS to boot in UEFI mode. Looks like it loading from USB. Elementary OS logo pops up and says "Try or install elementary ...
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keyboard wont work!

I have recently installed elementaryOS on to my sisters HP streampad as the dreaded windows killed the system with updates. Everything seems to work fine however the keyboard does not work and im at a ...
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Can't boot eOS 5.1 because of missing mmx64.efi

Failed to open \EFI\BOOT\mmx64.efi - Not Found Failed to load image \EFI\BOOT\mmx64.efi: Not Found Failed to start MokManager: Not Found Somethinghas gone seriously wrong: ...
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Elementary OS 4 Loki Black Screen on Boot/Login After Updates

the other day I decided to run some updates to software and the OS from the App Center and it broke my system somehow. The only odd thing I noticed regarding the updates before it crashed was that a ...
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2 answers
924 views

Increased idle RAM usage with time on eos Juno

I've been using eOS Juno since feb 2019. FYI, initial RAM usage is at 20% (total RAM 8GB, 7.1GB available), at the end 45-50% (after closing all running applications.) EDIT: This is an HP laptop, ...
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Elementary os Juno intstall external usb

Hello im trying to install juno on a external usb of 64 gb using this partitions disk formatted in MBR and GPT for bios boot: 20 gb ext4 beginning primary /root 16 gb swap memory select boot ...
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2 answers
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Boot Issues on Dell XPS 15

When booting my Dell XPS 15 if I do not manually boot to the "Ubuntu" device by pressing F12 and selecting "Ubuntu" my computer automatically goes into diagnostics mode and runs tests on memory, ...
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Help Fixing Grub Misconfiguration

So I seem to have tied my shoes in a knot. A couple of months ago, I got another hard drive to install Elementary on. Went through that process, no problem, was still able to access Windows via grub ...
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2 answers
130 views

Juno system-installation Acer Aspire ES1-732-P3A8

I read this : Empty /boot/efi after fresh install of Juno And was quiet confident, but, it doesn't work for me, cause I can't : Enter BIOS again and select 3 EFI files from my EMMC drive (from ...
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Slow boot time on Dell XPS 9550 with Juno?

I am just wondering if this is normal or something is weird. To be fair, even Ubuntu 18.10 wasn't the quickest boot around the block, at 40ish seconds. I have an SSD though, I thought it would have ...
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Empty /boot/efi after fresh install of Juno

I did a fresh install of Juno on a laptop that I previously used with Loki. However after the installation finishes and the laptop reboots, I get just black screen with a message about missing boot ...
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elementary OS won't boot: displays "reboot and select proper boot device"

I'm installing elementary OS on a Toshiba Satellite l15-b1330 laptop; this laptop was slow with W10 on it, so I opted to format the drive completely and run only elementary OS. However, the ...
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How can I install elementary OS on a 64-bit system that only supports 32-bit UEFI?

I got elementary OS and found that although my device (Lenovo Flex 10) though has a 64-bit processor it does not support 64-bit UEFI and has no legacy boot options. I found how to solve a similar ...
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4 answers
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Can't install ElementaryOS on DELL XPS 15 (9650)

I've just got a new Dell XPS 15 (9650) with Windows 10 on it, but I want to install ElementaryOS (https://elementary.io) as the only OS (so I want to remove Windows). I created a bootable USB with ...
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1 answer
836 views

elementary OS installer crashes

I'm running a Lenovo Yoga 720-15IKB. Trying to dual boot elementary OS with Windows10. At pretty near the end of the installation process when everything is being installed, it just crashes. It gives ...
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Laptop display not recognized - Dual boot elementary and Windows 10

So I recently bought a laptop : i7-6700HQ 16Go DDR4 Nvidia GeForce GTX 1070 SSD 250Go HDD 2To It came without any installed operating system and I would like to run both Win10 and ...
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1 vote
1 answer
1k views

Which Boot option should i use?

I have hp Elitebook 8470p with win 10 as primary OS. I want to install elementary OS Loki 0.4 and i'm wondering which boot option should i use in BIOS settings. There are 3 options: Legacy (default) ...
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2 votes
2 answers
5k views

Troubles installing Grub in UEFI mode

A few days ago my new Dell XPS 15 9650 arrived. So far I managed to get only Windows 10 to install, but I really want to use elementary instead. After two days of fiddling around, I finally give up: ...
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Help me installing Linux on a UEFI only Notebook

So my friend got a Odys Trendbook 14 Pro notebook really cheap. He planned to install Elementary OS on it. But now we come to the problem. He cant boot from his USB he made with rufus. The only ...
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1 vote
1 answer
2k views

"Installer crashed" during install process on a dual boot UEFI Windows 8.1 64-bit laptop

I've encountered a couple of problems whilst trying to install Elementary OS alongside my existing Windows 8.1 installation. I've resolved one but hit a wall with the other. I really appreciate any ...
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3 votes
2 answers
557 views

After instalation, boot error message: can not find any operational system

After a clean installation of Elementary Loki, there is an error message during the booting that does not allow me run Elementary. "Cannot find any operational system". As I am not an expert, the only ...
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1 vote
0 answers
880 views

Installing elementary OS on a UEFI 32bit Baytrail

So I've been fiddling around with getting eOS on my Acer Aspire Switch ever since I got eOS on my main PC. It's been without success so far. Well, I can boot into the lice is using bootia32.efi but ...
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1 vote
3 answers
1k views

UEFI dual boot won't dual boot

I have a work laptop that had an encrypted partition with Windows 7 and I wanted to dual boot it with Loki. I installed Loki, but during the installation process it told me that I couldn't install it ...
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2 votes
1 answer
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Force UEFI installation?

I'm on a fresh install of Elementary OS Loki. Right after the install screen about installing third-party and background updates, I have this pop-up: Force UEFI installation? This machines's firmware ...
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2 answers
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Loki installation - 3rd party drivers and UEFI secure boot

During the installation routine of Loki there's a prompt to choose whether to install 3rd-party-drivers. If you choose yes, the prompt tells you you have to disable UEFI secure boot because otherwise ...
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How to get HP laptop to boot rEFInd

I installed rEFInd after GRUB2.Then I ran bcdedit /set {bootmgr} path \EFI\refind\shim.efi in Windows 10 and disabled secure boot to get it to boot into rEFInd.But when I booted into Windows 10 my ...
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1 vote
1 answer
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How to install the 4.4 kernel on a unbootable system

My laptop does not boot Freya.So I think that I should upgrade my kernel to 4.4.But the system is unbootable and gives a error and does not show the GUI. But how could I do this when it doesn't boot
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1 answer
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Cannot run elementary OS using rEFInd on HP Pavilion g7 2269wm

This is the same laptop I previously asked questions about.So today I decided to install elementary. First I installed elementary to USB using Rufus. Then booted it from Windows Startup Menu and ...
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2 votes
1 answer
3k views

How to install elementary OS Freya using rEFInd

My computer currently has Windows 10 installed with secure boot ON and 100GB of unallocated space.The disk formatted as GPT and CSM off in firmware settings. Now I would like to install elementary OS ...
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1 answer
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Can't boot into Elementary OS on Macbook without efi boot

Big linux noob ahead, so please be kind if I don't exactly understand everything I'm talking about here. I installed Ubuntu on my father's old macbook 4.1 a few days ago, and it worked just fine. ...
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1 vote
3 answers
812 views

Can I still download the 0.3.1 iso anywhere?

Well, still working on the problem of installing elementary on a Bay Trail machine (32-bit bootloader, 64-bit processor). Unfortunately 0.3.2 doesn't support 32-bit UEFI any more, so I'd like to try ...
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5 votes
2 answers
3k views

UEFI and Legacy boot

I have a small USB drive that I use to run elementary OS. I want to use this in multiple PC's so it can't have any specific configuration. The issue is that I like to use it on my work PC as ...
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4 votes
1 answer
190 views

Cannot boot to elementary OS, boots to UEFI instead

On my Asus X301A I have only Elementary OS Freya installed. Everything was great but at some point of time it started to boot to Aptio Setup Utility which is UEFI on my laptop, as far as I understand. ...
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4 votes
1 answer
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Installing elementary OS alongside Windows 10

I recently tried to install elementary OS on my Asus laptop, where I previously installed Windows 10 (it came with no OS when I bought it). The installation is weird: when I proceed with the wizard, ...
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5 votes
1 answer
309 views

Is it possible to install Freya on a laptop with mixed-mode EFI and eMMC flash?

So I'm thinking about installing elementary on my ASUS X205TA netbook. It has several features that make it very difficult to get a working Linux installation going. Because of the lack of hardware ...
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3 votes
2 answers
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elementary OS Boot Error

When I am trying to boot from my USB to install elementary OS, it shows me an error. Could not open "\EFI\BOOT\fallback.efi": 14. Can you help me?
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4 votes
4 answers
18k views

GRUB not showing after installing Elementary OS alongside Windows 10

I've tried to install elementary OS alongside Windows 10 in a UEFI machine. I first did it with Secure Boot enabled, using the "something more" option. I created the boot, root and swap partitions as ...
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2 votes
0 answers
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Can't start elementary OS in UEFI-Mode from USB-Stick [duplicate]

I burned several times the ISO on the USB-Stick. The times I used dd I just came to a menu where I can choose the different Versions and after that it stucked in a black-screen. sudo dd if=...
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