0
votes
1answer
43 views

Installing linux on a macbook pro - boot broken

So I tried to install ubuntu 14.04 on my macbook pro (completely replacing OSX). I had refit installed, but not it seems gone. And every time I boot, the PC can't find any OS. I tried using ...
0
votes
0answers
37 views

Windows 8.1 severe bugs and booting issues [on hold]

(for the record I'm using a gaming laptop with UEFI) After updating to 8.1 I saw no immediate issues, but about 2 weeks ago things went bad, it can't shutdown restart sleep or hibernate normally, it ...
1
vote
2answers
50 views

Ubuntu 14.04 installation on Asrock H77M UEFI, dual boot with windows 8.1 already installed

As the title says, I need to install ubuntu in dual boot with windows 8.1 on my home PC. I knew that with UEFI partition table was written in GPT, but I found that the partition table on my hard ...
1
vote
2answers
48 views

Shortcut to UEFI firmware settings on Windows 8

I often switch out of Windows 8 to Linux on another partition, but it's awkward : Windows + I Shift + click restart click Troubleshoot click Advanced options click UEFI firmware settings and only ...
1
vote
2answers
55 views

Cannot boot Windows 8 into UEFI mode (CSM only)

I have a laptop (pre-installed Win8) that has been through numerous dual-boot configurations. At one point, I had removed everything and ran Linux Mint as the only OS. Eventually, I decided to remove ...
1
vote
3answers
55 views

Two Windows 8 installations on separate hard drives - failure to boot

My motherboard supports UEFI and I have 2 disks on it. I did the following steps: a) Installed Windows 8 via USB on hdd1 (Let 's call this WinA). Worked fine, booted fine multiple times. b) ...
0
votes
0answers
45 views

'UEFI boot source (windows 8)' and 'Legacy source (RHEL 6)', dual boot issue, after installation

On new system where windows 8.1 installed already, I have shrieked the partition and tried to install RHEL 6. But the DVD is not detectable (may be because it is not supporting UEFI boot source). ...
1
vote
0answers
64 views

Unable to access UEFI settings on Lenovo

I have a Lenovo G580 on which I installed Windows 8 and several Linux distros which have messed with my booting. The last I used was boot-repair tool. I have an EFI partition on sda2. The Grub load ...
0
votes
2answers
190 views

UEFI Legacy boot hidden - tricks to unlock it?

I bought an Acer Aspire E1-510P-4459 with Windows 8.1... And I am considering installing Linux on it; maybe Win7, but I'd need to get a USB CD for that. So I downloaded a live image of my favourite ...
0
votes
1answer
31 views

Computer does not boot properly after UEFI issue

I tried to have win8.1 and ubuntu installed at the same time, anyway, I failed. My problem at the moment is that after that I had just Win8.1 or just Linux installed and my Laptop does not boot ...
0
votes
1answer
55 views

Toshiba Satellite C850 boot loop

I've got a Toshiba laptop acting strange on me. Any thoughts appreciated. C850-11C PSCC2E AMD E1-1200 APU Windows 8 UEFI Problem: Laptop cant restart. If i shut down the OS or restart, or it ...
0
votes
2answers
142 views

0xc0000225 Error on Windows Installation to GPT (UEFI)

I am attempting to install Arch linux and dual boot it with windows. As I am running a modern UEFI system, I have put my SSD (see Specs below) in GPT format (losing my original windows installation in ...
0
votes
1answer
90 views

UEFI - Linux Mint Boot from USB Doesn't work

I'm running Linux Mint (only OS other than in VirtualBox) and wanting to remove it. I've created a Live USB of Windows 8 using Windows 7 USB/DVD Download Tool - Yes, I know it says Windows 7 but I've ...
0
votes
0answers
39 views

Booting a GPT USB key on older BIOS laptop

I have an old HP EliteBook 8530p, which does not support booting from GPT USB (GPT HDDs are fine though). Lately I had the wish to have a fast-to-start OS for browsing, smaller web tasks, etc., so I ...
0
votes
2answers
126 views

How can I dual boot a UEFI OS and a legacy boot OS, or convert stock Windows 8 to BIOS?

I have a computer (HP Pavilion g6-2342dx) which came with Windows 8, and thus the new UEFI boot system. I would like to install a few OS's which are not EFI compatible, and Arch GNU/Linux with BIOS ...
0
votes
0answers
67 views

Restoring Windows 8.1's UEFI files

During a failed attempt to install Arch Linux, I accidentally wiped my UEFI partition clean. Now I cannot boot into my Windows 8.1 installation. (I'm pretty sure its partition is intact). I've ...
2
votes
3answers
353 views

SATA Devices not showing up when in UEFI mode

I'm trying to install Windows and the bios should be set to UEFI mode. The problem is that all SATA devices aren't showing up (shows as if there aren't any) so I can't boot from the installation CD ...
0
votes
0answers
89 views

How to change 'timeout' of the UEFI boot manager from Windows 8?

How can I change the 'timeout' setting of the EFI boot manager from within Windows 8? I am trying to dual-boot Windows 8 and Ubuntu and I would like to be able to choose one or the other OS at boot ...
0
votes
0answers
118 views

Are there any rescue CD's which are bootable on UEFI and or UEFI with Secure Boot enabled?

I'm looking for Rescue CD's like Hiren's Boot CD which allow me to boot without switching to BIOS or turning off Secure Boot. I had no luck finding such thing. Is it even possible to launch such an ...
1
vote
0answers
1k views

Hiren's Boot CD with UEFI support?

I am a long term user of Hiren's Boot CD, but the CD does not support booting on UEFI/EFI/SecureBoot hardware, is there some kind of update/patch to apply to the cd image to be able to boot without ...
0
votes
0answers
28 views

Boot Linux with ELILO from EFI & GPT

Last time that I tried to create Ubuntu/grub2 dual-boot on my new Asus computer, which came preinstalled with Windows 8, I almost stoned it. So, I'm thinking to use ELILO as my bootloader for my new ...
0
votes
0answers
105 views

Recover windows 8 UEFI Boot

I have a Asus x202e notebook and I accidentally deleted the whole partition table while trying to install Ubuntu. I have recovered the partition table using testdisk tool. Now I see OS, Data, Restore ...
2
votes
1answer
82 views

Boot Linux with extlinux from EFI & GPT

Last time that I tried to create Ubuntu/grub2 dual-boot on my new Asus computer, which came preinstalled with Windows 8, I almost stoned it. So, I'm thinking to use extlinux as my bootloader for my ...
13
votes
1answer
2k views

What hardware device used to eat up 1.4GB of my 4GB RAM, and now suddenly after no hardware changes eats up 2.2GB?

This is more or less a continuation of What hardware device eats up 1.4GB of my 4GB RAM? While I have more or less accepted the solution there that for some mysterious reason, after a BIOS upgrade ...
0
votes
2answers
93 views

Why must I install Ubuntu in EFI mode if my other OS is installed in EFI mode?

I'm trying to create a dual-boot system on my new Asus computer, which came preinstalled with Windows 8. I want to install Ubuntu. The documentation says that if my Windows installation is in EFI ...
0
votes
0answers
79 views

Restore automatic bootup of Windows 8 in UEFI

My Acer AMD laptop came bundled with Windows 8.0 in UEFI. The state it's in now is that every boot stops at a prompt, and I have to hit ENTER at this screen to continue: How can I make this ...
0
votes
1answer
54 views

Ubuntu LiveUSB not booting in HP laptop

I am using a HP Pavilion laptop pre installed with Windows 8. I am trying to install Ubuntu 13.04 on my laptop using a LiveUSB, which I created in the conventional way given on the Ubuntu official ...
1
vote
1answer
326 views

creating UEFI USB Boot stick using rufus option gives errors

I am trying to install windows 7 from a USB UEFI stick that I tried to create in vain. I read other posts on creating UEFI USB Boot sticks and found Rufus the most convenient option . However , Rufus ...
1
vote
0answers
99 views

Extract Samsung OEM recovery from laptop HDD

I have a Samsung NP540U3C with Windows 8. I recovered it to factory condition, booted and it was fine. There were 107 Windows updates so I downloaded and installed them, rebooted and then I was ...
0
votes
2answers
111 views

How can I get my Thinkpad T420 to boot directly to GRUB, skipping the boot menu?

I installed ArchLinux 2014.03 on my Thinkpad T420 (no dual boot), and when I turn on the computer it takes me to a boot menu with only one option: arch_grub. To continue I have to press enter, which ...
0
votes
1answer
33 views

Chainload none-EFI Linux from EFI Linux

I read somewhere that it might be possible to boot none-EFI Linux from EFI Linux. If so, If my EFI Linux is booted by grub-efi, and my none-EFI Linux is booted by extlinux. How to chainload from ...
0
votes
2answers
146 views

How to manually setup Grub2-efi to triple boot Linux

To install/due-boot Linux on an EFI-capable computer with an pre-existing operating system, like Windows 8, the UEFI - Community Help Wiki at https://help.ubuntu.com/community/UEFI have covered it. ...
0
votes
2answers
102 views

How does EFI find bootloaders?

This might seem like a rather basic question, but I'm having a lot of trouble tracking down an answer... How does EFI actually find stuff to boot? Under the old BIOS scheme, if the MBR has a special ...
1
vote
0answers
196 views

EFI not found when installing Debian 7.4 beside Windows 8.1

I am searching the whole time in some forums, but unfortunately I could not really get a solution. I have Windows 8.1 running on my computer, booting with UEFI. Now I installed Debian 7.4 (basics ...
0
votes
1answer
234 views

UEFI Boot Manager - Thinkpad Yoga - Boot Menu

I'm trying to set up a dual boot system on my new Thinkpad Yoga and I have a couple of questions related to its UEFI Boot Manager. On power up I can press F12 in order to pop up a Boot Menu in which ...
-1
votes
2answers
83 views

UEFI: how to force windows to use only 1 partition?

on my old computer that used the good old BIOS, this is how i setup my partitions using gparted on a linux livecd: create partition table format MBR (msdos) create primary NTFS partition created ...
2
votes
1answer
137 views

What configurations are different between BIOS and UEFI “AFTER” OS boot?

I tried installing Ubuntu in UEFI mode to VirtualBox. The installation was fine, but after rebooting, OS started correctly while the graphic environment didn't start. This problem itself was reported ...
-2
votes
1answer
109 views

I have no boot options in the firmware's SETUP utility at all and so cannot boot anything.

The "Boot" page of the Aptio SETUP program in my PC's firmware looks like this: I don't have any boot options, so my machine doesn't boot! Here's what I think that it should look like (although ...
2
votes
1answer
519 views

Boot ISO from HDD from UEFI?

I have a Windows 8 To Go Entreprise HDD, which boots both on BIOS and UEFI systems (I'm wondering how that's done, because I need that too). Now, I see the HDD I use for that windows is an MBR HDD, ...
0
votes
0answers
59 views

Linux install nightmare, now video seems to be broken even during installation

It's a long story but I can't keep these details to myself because I have no clue what's going on, it's pretty weird. I have two hard drives. One had windows, and the other one had nothing, it was ...
0
votes
2answers
83 views

How to remove all the boot data created by Ubuntu or Fedora?

I'm trying to reinstall Linux in one of my two hard drives. The problem is something went wrong previously and it seems to have been persisted into a boot sector or something. So now when I try to ...
-1
votes
1answer
42 views

Physically moving Windows8 UEFI drive to a non UEFI equipped laptop

Moving a 500GB laptop drive from an unavailable deck used UEFI. Moving it to the non UEFI NO CSM booting deck of same manufacture. Drive works fine, I have to reboot the drive and UEFI infected OS ...
0
votes
1answer
51 views

Inhibit grub on multiboot with UEFI and GPT

I'm running a multiboot laptop with GPTs. The OS'es include Windows, Fedora, Debian and Ubuntu. Each distro tries to control booting the computer, but each has its own little quirks. For example, two ...
0
votes
3answers
587 views

Dell Inspiron 15z-5523 does not boot from hard drive

I'm looking for help with my Dell Inspiron 15z. I have removed all visible and hidden partitions from all the hard drives in the system (SSD and HDD). I have successfully installed openSUSE Linux 13.1 ...
1
vote
0answers
135 views

Arch Linux USB Installer Infinite Loop & How to Properly Partition a UEFI Disk Before Installing Arch Linux

I would like to install Arch Linux and am familiar with GParted and its use. However, my computer comes with Windows on it, along with an EFI system partition on /dev/sda2. This seems to be a pretty ...
0
votes
0answers
227 views

Cannot boot a Windows UEFI installation with Intel Graphics HD 4000 without CSM

Problem I am attempting to convert my Windows 8.1 Pro installation from BIOS to UEFI. I followed these instructions. However, I cannot boot without the enabling the Compatibility Support Module ...
0
votes
4answers
117 views

Windows 7 refuses to boot when HD with old install is inserted

After buying a new case and SSD we decided to reinstall Windows 7, I had a USB stick laying around from when I had to install it on a new UEFI notebook. This USB stick uses EFI to boot. The install ...
0
votes
0answers
34 views

Is Firmware Boot Manager critical? Or can it be deleted if you have Windows Boot Manager

I would like to reset {fwbootmgr} because it not linking to {bootmgr} even though in display order Firmware Boot Manager --------------------- identifier {fwbootmgr} displayorder ...
1
vote
0answers
384 views

Dualboot Fedora 20 + Windows 8 on separate drives

Well hello there, I have a little problem with my dualboot setup. So I decided to dualboot Windows (for gaming-puposes) and Fedora (for everything else), and I also decided to give them separate ...
1
vote
2answers
4k views

Boot into Windows 8.1 safe mode with UEFI BIOS

My brand new Windows 8.1 computer is dead and only shows a cursor on black screen when booting. So I need to boot into safe mode. I thought F8 would do the trick. Apparently my computer is using ...