1
vote
1answer
28 views

EFI Boot loader problem for dualboot system with windows 8.1

I succesfully installed ubuntu 14.04 manually alongside windows 8.1 on my Lenovo ThinkPad Yoga. However I did not manage to fix the booting process. So here is what I tried so far: using ...
0
votes
0answers
10 views

Cannot find Windows 8 option after dual booting with Ubuntu 12.04 in grub [duplicate]

I succeded in installing ubuntu 12.04 alongside Windows 8 but after that laptop booted to ubuntu w/o a grub selection .So I installed boot-repair to fi the problem just to find a grub menu without a ...
0
votes
1answer
62 views

Neverending issues with grub (ubuntu 14.04 on ASUS with Win8 dual boot)

This is the most frustrating issue I have ever run into using Ubuntu and Windows in the same machine. I have an ASUS K46CB, 6GB RAM and preinstalled Windows 8.1 64-bits. I have successfully ...
0
votes
2answers
42 views

Can't Reboot into Windows 8.1 from Ubuntu

I am newb in Ubuntu. Currently I am using an Acer V11 laptop with a pre-intalled Windows 8.1. I follow some guideline ...
0
votes
0answers
50 views

Boot-Repair Broken Windows Boot

I have a HP laptop with preinstalled Windows 8. I recently added a second hard drive and installed Ubuntu on it, but GRUB wouldn't display its usual GUI, just a command prompt, and I couldn't access ...
1
vote
1answer
37 views

Win8 + Ubuntu 12.04: Grub loader menu is not shown any more

I am sorry if this is a duplicate. Several months ago I managed to get Ubuntu 12.04 working on my laptop together with preinstalled Windows 8. It was quite a complicated procedure and this forum ...
0
votes
1answer
90 views

Ubuntu 14.04 installed alongside with Windows 8.1 but the system boot directly to Windows once I logged into Windows and restart

I was able to install Ubuntu 14.04 in my Windows 8.1 pre-installed PC. I was able to have the dual boot of the system. GRUB menu works fine, i.e. it shows both Ubuntu and Windows Boot Manager, and the ...
-1
votes
0answers
10 views

Problem boot from secondary disk (dual os instalation)

i have an asus notebook with two hard drive (ssd and hdd). The first one with windows 8, and the second with my documents. Yesterday, i install ubuntu int he second disk (creating all the 4 partitions ...
-1
votes
1answer
21 views

Does upgrading window 8 to window 8.1 will affect ubuntu

i have a window 8.1 update to my laptop.But am afraid that after updating window 8 it will affect the grub menu and i wont able to boot into ubantu..is it safe to upgrade to window 8.1 ??
1
vote
0answers
36 views

How to set up GRUB after 14.04 and Windows 8.1 are installed?

I have installed Ubuntu x64 bit on my Toshiba Satellite laptop. If I turn off the UEFI boot and change to CSM boot, Ubuntu will load. If not, Windows loads like normal which is fine. My other ...
0
votes
1answer
57 views

Win 8.1 + Ubuntu 14.04 [duplicate]

I have a sony vaio laptop, bought around june 2012 with Windows 7 pre-installed. My BIOS is a InsydeH20 rev 3.7. I'm using Ubuntu alone for a long time now, I would like to install a dual-boot with ...
1
vote
1answer
67 views

Boot repair : error occurred

We were trying to Install Ubuntu 14.04 In Dual Boot Mode With Windows 8.1 UEFI in my new HP laptop. The installation of Ubuntu was finished successfully. But when I rebooted (with secure boot ...
0
votes
0answers
60 views

Repairing windows 8 EUFI boot after installing Ubuntu 14.04 with legacy

The drive containing windows 8 automatically boots to grub after installing ubuntu 14.04. I may have made a mistake when assigning which drive to install grub on, so now it has been 6 hours of panic ...
0
votes
2answers
37 views

Screwed up Partitioning, Can't boot into live session, Grub installed wrong

I am kinda a novice to the Whole Ubuntu thing so I'll try to explain my best here. I recently got a Lenovo E545 laptop (I love it by the way), with Windows 8. having no Idea that its impossible to ...
-1
votes
1answer
39 views

Can't boot on Windows 8, with triple boot

For the second time, ubuntu replace, again, my windows 8. Ubuntu replace the boot of windows 8 with his evil grub, so i can't boot in windows 8. When i try to boot in windows 8, he reload grub. :@ So ...
0
votes
2answers
33 views

Black screen , os not booting

I have dual boot of Win8.1 and Ubuntu 14.04. I tried to recover my write protected pendrive with diskmgr on win cmd. I failed and now can't start pc on win or ubuntu. A black screen coming before boot ...
1
vote
1answer
41 views

Uninstalling Window and using Ubuntu as the only OS [duplicate]

I do all my task in Ubuntu. How will I be able to remove the Windows8 using ubuntu? I don't want to see Windows8 name displayed in the grub menu. And I want Ubuntu to be started in the first hand ...
0
votes
0answers
12 views

How to add the entry for Windows 8 to grub [duplicate]

Thanks for your time. I have ubuntu 12.04, and reinstalled windows 8 for a few exclusive programs that work with products I have bought. I reinstalled grub-efi on my UEFI system. Everything works ...
0
votes
3answers
140 views

Windows 8 and Ubuntu Dual Boot Issues

I know tons of people have issues dual booting Linux with Windows 8 machines because of all the UEFI garbage. In fact, I had a similar issue last year. After installing Windows 8 next to Ubuntu, I ...
0
votes
0answers
33 views

Ubuntu 14.04 dual boot won't work [duplicate]

At first, Ubuntu ran fine for me after finally configuring my options to on my Windows 8 to run on non-EFI settings. However Windows would not boot. I used the boot-repair utility in hopes of fixing ...
0
votes
1answer
78 views

Dual Boot Ubuntu 14.04 and windows 8.1 issue

I have installed window 8.1 after cleaning my hard disk..and then installed ubuntu 14.04 with the help of ubuntu forum directions.. But after installing both, window 8.1 sometimes start and sometimes ...
0
votes
0answers
52 views

No boot option after installing Ubuntu

I just got a new ASUS laptop with Windows 8 preinstalled. When I installed Ubuntu, everything went smoothly but when I restarted it, it booted into Windows. I checked the boot options in the UEFI BIOS ...
0
votes
1answer
75 views

How to add windows 8 boot entry to Grub2?

How to add windows 8 boot entry to Grub2? I had windows 7 installed on my primary(and active) partition and windows 8 installed on partition 2 which is logical and not active. Now I installed Ubuntu ...
0
votes
1answer
54 views

Win8 won't open after instaling Lubuntu 14.04; infinite loop in GRUB

On my HP laptop with windows 8, I installed Lubuntu as a dual boot from a live CD. At first, I could only access grub through hitting F9-ubuntu, so I tried Boot Repair to no avail. Then I tried ...
0
votes
0answers
76 views

Problems uninstalling Ubuntu/Grub on a Windows 8 Laptop

I have tried to uninstall Ubuntu on my dual-booted Windows 8 laptop and seem to be having issues with removing the GRUB startup thing. When it starts up, the GRUB "menu" just says, "GNU GRUB version ...
0
votes
1answer
62 views

HP ProBook 4740s - Win8 OEM + Ubuntu 14.04

Is it even possible to install Ubuntu 14.04 alongside Win8 OEM on this laptop? When I set UEFI hybrid and disable SafeBoot I'am able to boot from DVD with Ubuntu, and install, but I haven't found a ...
0
votes
1answer
32 views

Clarification on sharing NTFS and installing GRUB2 with Windows 8.1

I have a small amount of experience with installing Ubuntu (i.e. dual-booting on a Macbook and replacing Vista on an old HDD), but I am now planning on dual-booting my Asus laptop (currently running ...
1
vote
2answers
48 views

I have a CD to upgrade to windows 8.1. Is it safe? [duplicate]

I brought a CD to upgrade my windows 7 to 8.1 pro, I use windows 7 alongside ubuntu on my PC. So if I proceed with the upgrade will the GRUB get damaged or only the windows 7 erases and 8.1 gets ...
0
votes
2answers
238 views

Restore Windows 8 GUI Bootloader

I recently installed Windows 7 Pro, Windows 8.1 Pro, and Ubuntu 14.04 as a multi-boot on my pc with help from this page. Everything works great with the chainloading boot. I can boot into whichever OS ...
0
votes
2answers
67 views

Update Windows 8 broke my GRUB

Any update W8 broke my GRUB. Normally, the boot-repair all repaired, now can not cope. Details: http://paste.ubuntu.com/7612713/ Can you advise something?
0
votes
2answers
69 views

GRUB not appearing after upgrade to Windows 8.1 [duplicate]

I had previously dual-booted Ubuntu 13.10 with Windows 8. Then I upgraded it to Windows 8.1. Since then my GRUB has not been appearing. I started Ubuntu from my bootable USB drive and ran boot repair. ...
1
vote
0answers
14 views

Grub 2 wont show window8

I installed Ubuntu 14. 04 on my Lenovo ideapad 580 (4GB RAM, 500GB HDD, i3, Windows8 preloaded). I switched from UEFI to legacy mode. Then I had a grub issue and Ubuntu won't load at all. I tried boot ...
0
votes
0answers
25 views

How to safely remove a Ubuntu-Windows dualboot? [duplicate]

I tried to do this one time before, but it completely failed. I wiped all of it's partitions, and reclaimed the partitions within Windows, however, that messed up GRUB and I couldn't get back the the ...
0
votes
0answers
60 views

Ubuntu and windows 8.1 dual boot gpt

I have Ubuntu 14.04 installed and I want to install windows8.1 . I have created a partition for windows . I have a separate boot partition but I heard I needed a EFI partition.I still have 300mb ...
0
votes
1answer
202 views

Win 8.1 Bootloader: Your PC Needs to be repaired/A device required for boot is not connected

Hello Fellow Ubuntuans! I've got Ubuntu 14.04 and Windows 8.1 pro dual booting on my PC and everything has been fine until about a month ago. Recently every time I reboot into Windows after Ubuntu I ...
1
vote
0answers
130 views

How do you repair a non-booting Windows 8.1 installation after updating to Ubuntu 14.04?

I have dual boot set-up with Windows 8.1(original OS) and Ubuntu 14.10. Recently, Windows stopped booting. I am presented with a 'Recovery' screen with the Error Code: 0xc0000225. Windows stopped ...
0
votes
1answer
521 views

Installed dual boot Ubuntu 14.04 and Windows 8.1 Can't boot into Windows

I have two internal hard drives; 1 for Windows 8.1 and 1 for storage. I decided to install Ubuntu on the secondary hard drive. One of the guides I used advised me to make a small boot partition in the ...
0
votes
0answers
56 views

New Laptop and Weird Post-Install Boot Behavior

Just recently grabbed myself an ASUS ROG G750JS, and the first thing I did with it was set up a Ubuntu 14.04 dual boot alongside the stock Windows 8.1 OS. Quick note about the computer's memory: It ...
1
vote
0answers
67 views

Ubuntu 14.04: Where did my GRUB go?

I have an Asus Q200E 64-bit laptop. I was using Ubuntu 13.10 (and the older versions earlier) along with Windows 8 and Windows 8.1 for the last 1½ years. I recently upgraded Ubuntu 13.10 to 14.04. ...
0
votes
1answer
182 views

manually installung Grub2 after Windows8.1 update 1

After boot-repair failed to install (both with secure boot disabled and enabled), I decided to try running grub-install manually using the following command. sudo grub-install ...
0
votes
0answers
359 views

Can't boot to Windows 8.1 after installing 14.04

I've just installed Ubuntu 14.04 on my new computer. I had previously installed 13.04 and 13.10 without problems on my old computer, but it seems that i've done something wrong now. The problem is ...
2
votes
4answers
923 views

Cannot load Windows 8 Following Ubuntu 14.04 Installation

This may be a duplicate of question that another user has posted, but unfortunately when I try to access the question I get a message stating that the original question was removed for moderation ...
0
votes
1answer
67 views

Grub loader booting only Ubuntu but not windows 8?

I have windows 8 installed in C drive (by default from Lenevo) & Ubuntu I have seperately installed in another partition. When I start my computer it leads straight to the Grub loader. There I can ...
1
vote
0answers
793 views

Dual Boot Windows 8 and Ubuntu Problem (UEFI)

I just installed new Ubuntu 14.04 in my Laptop. (Lenovo IDEAPAD Y410P). In installation process Ubuntu advice me to create a bios_boot partition. So I made it. Once the ubuntu installed, the grub is ...
0
votes
2answers
92 views

Problem with dual booting Ubuntu and Windows 8

I have got a new Lenovo y510p with 8.1, When I tried to install Ubuntu, It did not detect the USB. So I changed the boot mode to legacy and selected priority to legacy first. Before that I had also ...
0
votes
1answer
4k views

dual boot ubuntu 14.04 and windows 8 not working [duplicate]

so i installed ubuntu 14.04 on a windows 8 pre-installed hp laptop. the problem is when i boot the computer it takes me straight to windows and NO grub is shown. i tried following this: ...
0
votes
0answers
21 views

If I install Ubuntu from CD/USB am I able to return default windows bootscreen if for some reason I want to unistall ubuntu?

As title says. Am I able to go back to default windows 8 boot screen? Do I need Windows 8 DVD for it?
0
votes
1answer
408 views

Windows Boot Loader doesn't work after upgrading to 14.04 from 13.10 (Windows 8.1 Dual Boot)

I was already running 13.10 alongside Windows 8.1 with no problems at all. I upgraded to 14.04 LTS yesterday through software updater yesterday and now the Windows boot loader on the Grub menu ...
2
votes
0answers
79 views

Is there any kind of relationship between Windows and Ubuntu installation?

I've just experienced incredibly weird behavior in Ubuntu. I've written lately some questions here regarding my shitty tablet not working correctly in Ubuntu 13.10 . I've left it that way having it ...
0
votes
0answers
30 views

Invalid EFI File Dualboot windows 8 and ubuntu

I have installed Ubuntu with windows 8 and now I am getting errors as: Invalid EFI File.. Please help me solving this problem. I tried to repair using boot repair but am getting an error there ...