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.

Filter by
Sorted by
Tagged with
15
votes
1answer
15k views

How can I fix a secure boot failing to grub when I installed 0.3.1?

Boot into the system in UEFI mode failed.. Why does 0.3 support UEFI but 0.3.1 doesn't? Bug Reports:0.3.1 UEFI / Secure Boot support incompatibleFreya UEFI install boots to grub prompt I can't boot ...
8
votes
1answer
5k views

Cannot boot Freya after installing alongside Windows on UEFI

I have installed elementary OS Freya on UEFI in the same way that I installed it on legacy mode. But I can't boot to Freya and there is no Grub on start-up. I also tried to create an entry for Grub (...
6
votes
5answers
20k views

Installing in UEFI mode

I'm having difficulties installing elementary OS Freya in UEFI mode. My BIOS supports both legacy and UEFI. With other Ubuntu distros my boot menu gives me the option to boot the live CD or usb using ...
5
votes
2answers
2k 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 ...
5
votes
1answer
2k views

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, ...
5
votes
1answer
302 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 ...
4
votes
1answer
184 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. ...
3
votes
2answers
906 views

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?
3
votes
1answer
607 views

Bootloader Issue with Freya [duplicate]

Update: I found a solution! I am having the same problem as this person, but the solution is not working for me. I am booted into a grub prompt with minimal bash editing. My partitions are: boot ...
3
votes
2answers
2k views

Dual boot Windows 10 - elementary OS with UEFI

I tried to install elementaryOS on my new HP notebook that I've recently bought for school. The PC has UEFI instead of BIOS, I've followed an online guide for installing elementary OS ( e.g. disable ...
3
votes
2answers
491 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 ...
3
votes
4answers
15k 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 ...
2
votes
2answers
4k 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: ...
2
votes
1answer
3k views

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 ...
2
votes
1answer
176 views

GRUB on SSD while elementary OS is on HDD

I have a Samsung laptop with an SSD (24GB) and an HDD (500GB). First, I installed windows 10 on the SSD, no problem so far. Then I installed latest build of elementary OS Freya on HDD but when I try ...
2
votes
1answer
785 views

How to install elementary in a UEFI ASUS system? [closed]

Please somebody share the installation procedure for UEFI system ASUS. I am not able to install grub.
2
votes
1answer
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 ...
2
votes
0answers
32 views

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=...
2
votes
4answers
8k views

Dual-boot with Windows 10 [duplicate]

Installed Windows 10 normally in UEFI and then Elementary OS Freya. During installation I have created swap and root partitions. Now I can't get GRUB to show up. What I've done to try to fix this ...
1
vote
3answers
754 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 ...
1
vote
3answers
61 views

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 ...
1
vote
2answers
723 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, ...
1
vote
1answer
787 views

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 ...
1
vote
1answer
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) ...
1
vote
1answer
1k 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 ...
1
vote
1answer
113 views

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
1
vote
1answer
44 views

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 ...
1
vote
2answers
136 views

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, ...
1
vote
0answers
742 views

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 ...
1
vote
4answers
2k views

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 ...
1
vote
0answers
780 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 ...
1
vote
3answers
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 ...
1
vote
2answers
3k views

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 ...
1
vote
0answers
649 views

Install elementary OS on ASUS T100TA

I have a tablet with keyboard (2 in 1) Asus T100TA with 32 GB SSD and 32 GB SD card, actually with Windows 10. But I would like install and use elementary OS, but flash disk and DVD not booting. ...
1
vote
0answers
36 views

Can't install Elementary OS, Grub error [duplicate]

For some reason, I can't install Elementary OS, At the end of installing the OS, it comes up with an error: Grub-pc failed to install to /target/ Also to note, I have no internet connection for ...
0
votes
4answers
344 views

What is wrong with my Mac?

I have a MacBook 2008 that used to run OS X beautifully. But then it stopped working correctly, it wouldn't always boot. When it does it is always super slow, or you get the rainbow wheel of death for ...
0
votes
1answer
1k views

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 ...
0
votes
1answer
29 views

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 ...
0
votes
1answer
784 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 ...
0
votes
1answer
397 views

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 ...
0
votes
1answer
1k views

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 ...
0
votes
1answer
1k views

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. ...
0
votes
1answer
59 views

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 ...
0
votes
0answers
58 views

Grub menu does not include Elementary OS option

This machine is a generic modern AMD64 laptop with Intel Core i7, UEFI, and internal NVMe storage. I have installed Elementary OS with a bootable USB flash drive (burned from the ISO) on my portable ...
0
votes
1answer
13 views

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 ...
0
votes
0answers
74 views

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 ...
0
votes
0answers
13 views

While installing Elementary OS it said that I didn't have some EFI thing and I should continue at my own risk. What to do?

I have only one hard drive on my laptop. It's Basic MBR type. Also, when the installation page came, it didn't detect windows 10 and so I had to use "something else" option to continue.
0
votes
0answers
18 views

Infinite boot loop

today i've tried to install elementary OS 5.1.3 Hera on my laptop with win 10, when i reboot at the end of the installation it had start an infinite boot loop. I've tried to fix it whit prompt cmd but ...
0
votes
0answers
48 views

System won't boot - UEFI - clean install, no dual boot - displayed message “Select bootable drive”

I have installed Elementary OS Hera 5.1.2 on my old HP Elitebook 745 (AMD A10 CPU). After reboot message "reboot and select proper boot device" will briefly appear and the PC reboots. If i press ...
0
votes
1answer
614 views

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: ...