rEFIt is a boot menu and maintenance toolkit for EFI-based machines like the Intel Macs.

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How to Definitely remove OSX after successful Dualboot

I've been running OSX 10.6.8 and Ubuntu-Studio 12.04 on my Macbookpro 5'5 for a couple of weeks now.I barely do anything on OSX anymore so I see no reason to keep using disk space for it. So now I ...
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27 views

Macbook 2,1 (no cd install problem)

I am very frustrated. I been trying for almost 2 weeks to put Ubuntu on my Macbook (2,1) mid-2007 13" laptop. My combo drive does not work anymore. I tried the USB stick install method where u make a ...
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1answer
64 views

Tri Boot on an iMac [closed]

I have a 2013 iMac (desktop) which is running OS X Mavericks, Windows 8 and Ubuntu Raring. I am using rEFInd to do the initial boot up but there are a few problems with this setup: it takes a long ...
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2answers
40 views

Can't boot live usb or cd on 2006 macmini running xubuntu

I had to install Refit to boot a xubuntu 12.04.4 install cd originally. I chose to use the whole disk to install xubuntu. I need to reinstall due to some user errors, but now I can't boot any cd's or ...
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1answer
49 views

Install ubuntu as a dual boot system in mac air

http://www.maketecheasier.com/install-dual-boot-ubuntu-in-macbook-air This is what I followed to install ubuntu as a dual system for my mac air. I have finished installing ubuntu in my mac and I can ...
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82 views

“Missing Operateing System” MacBookPro Triple boot Troubles

(This was posted on February 17th 2014) **My actual question is at the bottom under the other double asterisks the rest is a fairly detailed account of what I have done so far. Thanks!! :D Hey ...
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1answer
53 views

Ubuntu doesn't work on my mac, what can I do?

i need some help with a macbook. Well, some months ago I have installed ubuntu and kali linux, on a HD external, and it works good on my macbook thanks to refit. Today I have installed refit, in my ...
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49 views

Boot Wubi in another bootloader

I have a MacBook Pro 9.2, with 2 partitions (3, considering Mac OS Recovery), one with MacOS X and another with Windows 8. I have installed Ubuntu through Wubi in Windows and I'd like to, if possible, ...
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2answers
145 views

GUI will not boot without recovery mode

I've run into this problem several times before. It seems to happen after an update. I'm using rEFInd on a MacBook pro to start ubuntu. If I boot Ubuntu, it seems to go through all of the normal ...
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1answer
175 views

Grub installed over refit after installing ubuntu 12.04 on imac7,1

I just installed ubuntu 12.04 on my old imac7,1. The first thing I did was install refit from OSX. After that, I installed ubuntu from a liveCD and all went apparently fine. The problem is that GRUB ...
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2answers
169 views

Install an EFI from Ubuntu on a Macbook Pro

I'm going to describe my problem in full, and then ask the question for the solution that I think I've come up with. If someone has a better different way to do this, that would be much appreciated as ...
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1answer
396 views

macbook pro retina refit problem after Mavericks update

I have a problem that others do seem to have had, but have had not success following their suggestions. Updating to the Mavericks added another partition which put refit/grub out of sync and dumps me ...
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1answer
162 views

Splash screen with rEFInd on a MacBook Pro 8.1

I have installed ubuntu 13.10 on my MacBook Pro with rEFIind. The dual boot with OS X works perfectly, Ubuntu works perfectly too but the ubuntu splash screen never displays, only the text startup. ...
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1answer
90 views

How do I boot to console with Refind?

I am using Refind to boot into Ubuntu 13.04 on a Macbook Pro (8,2). However, I seem to have messed up my install to the point where Ubuntu no longer boots (I get a flashing underscore but no text ...
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2answers
169 views

Dual boot on Mac, factory EFI or other booter

Should I use Bootcamp to create the second partition for Ubuntu or go with Refit (or whatever was the name of that open boot manager) if I want dual boot on a MacBook Pro?
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1answer
91 views

Ubuntu is still on rEFIt

I just used a Ubuntu Live DVD to uninstall ubuntu from my mac by formatting both ext4 and linux-swap partitions to fat32 and then deleting them (so I could resize mac's partition later using apple's ...
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1answer
1k views

How to upgrade from rEFIt to rEFInd

I have recently installed Ubuntu Server (12.04.3) on a MacMini1.1... The MacMini already had OSX (Leopard) on it and I wanted to keep it, so after much research, I used the gpart and fdisk within an ...
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1answer
2k views

GRUB 2 problem after Mac OS X update

I have a MacBook Pro in dual boot Mac OS X / Ubuntu 12.04 (Precise Pangolin). When I boot it I have a rEFIt menu, and I can chose between Mac OS X and Linux. A few days ago I have ...
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1answer
336 views

After Apple upgrade I'm unable to boot into my ubuntu 13.10 via refit partition

I'm currently running Ubuntu 13.10 on a minimac through a refit partition (500gb mac - 1.5 tb linux). Today I took an apple upgrade to OSX Maverick which was fine and when I tried to boot back into ...
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1answer
642 views

Purple screen on boot, iMac

I have just installed Ubuntu 13.10 (special iMac iso found here) on the new iMac (dual boot). Installation of rEFIt was completed successfully, as well as the installation of Ubuntu itself. After the ...
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1answer
215 views

Latest kernel not working

Once while I was using Ubuntu everything locked up. I was no longer able to boot vmlinuz-3.8.0-31-generic. When I would try, it would not get past the boot phase. Fortunately, I am still able to ...
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1answer
301 views

Invalid ROM Contents preventing boot on MacBook

I'm booting Ubuntu from rEFInd on a 15" MacBook Pro. For a long time I haven't had a problem, but just now booting has been hanging on the error Invalid ROM Contents This seems to happen when ...
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1answer
3k views

Refind configuration: Change boot order and default boot

I installed REfind and it works great! It immediately Windows and Ubuntu options and put them in a nice menu to choose from when I boot the computer. However, I found the configuration instructions ...
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1answer
2k views

What is the difference between grubx64 and shimx64?

I'm new to Linux. I loaded Ubuntu on my mac and I'm booting it with rEFInd, I see two choices: EFI\ubuntu\grubx64.efi and EFI\ubuntu\shimx64.efi, they both boot into Ubuntu, but what's the difference ...
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518 views

rEFInd showing multiple ubuntu after update

I use rEFInd to boot ubuntu from a Macbook Pro. Ubuntu asked me to update (not upgrade), and I did. When I restarted, rEFInd was showing two entries for ubuntu (Boot boot\vmlinuz-0.2.7 vs. 0.1.9 for ...
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1answer
1k views

Install ubuntu 12.04 on macbook air 6.2: refit resync partitions

I'm trying to set up a MacBook Air 6,2 to dual boot OSX and Ubuntu 12.04. I've been following these instructions: https://help.ubuntu.com/community/MactelSupportTeam/AppleIntelInstallation I'm ...
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2answers
509 views

Black Screen on Macbook Pro 6,2 After Installing 12.04LTS - Tried Everything Already

I am tri-booting Mac OS 10.6.8 (Snow Leopard), Windows 8, and Ubuntu. I installed via a USB drive. The install and the LiveCD trial went flawlessly, and I can boot into GRUB. However, as soon as I ...
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102 views

Help: Stuck at the installation loading screen (MAC)

I am trying to install Ubuntu 12.04 LTS on my mbp (late 2009 model). I have followed the instructions from this link. It went smooth until I got stuck at this screen.
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1answer
123 views

Ubuntu on Mac cannot locate via OSX or boot it throught rEFIt…

... it comes up with Operating system not found. What do i do? I recently installed Ubuntu along side OS X (Snow Leopard) and when I rebooted my macbook and choose Ubuntu, I got a message saying ...
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267 views

Suspend doesn't work on dual boot ubuntu 13.04 and Mac OS X

I have dual booted by MacBook Pro Retina Display with Ubuntu 13.04, using EFI boot manager rEFInd. It works great, except for the suspend function which is broken in both Mac OS and Ubuntu. If I click ...
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1answer
2k views

Changing rEFIt default boot

New Linux (Ubuntu 13.04) user with a 4,1 Macbook and I'm unable to set Ubuntu as my default boot with rEFIt. I used the guide below, but I do not get the same Terminal output. I get this instead: ~ ~ ...
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1k views

Grub Rescue on Mac after Partition Resize

Ok, I've read a few posts about that, but either the people who wrote had a dual-boot Windows/Ubuntu, or I didn't understand the solution in the end... Anyway I'm just too scared of doing something ...
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4answers
2k views

Ubuntu on Macbookpro 9,2 install issues

Is it not possible at all to install Ubuntu just with a live CD? Do I need to install it with a live USB? At first hand I installed rEFIt which enables to see the ubuntu live CD but when chosen to ...
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2answers
2k views

Ubuntu installed GRUB over rEFIt

I had my Mac set up with rEFIt and installed Ubuntu 13.04, unfortunately GRUB was installed over rEFIt. I was not expecting this and have since found out that I have no idea where my installation disk ...
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1answer
781 views

Installing Ubuntu onto MacBook Pro via USB

I am new to this forum, and to Ubuntu. But I am trying to get it installed onto my MacBook Pro (late 2009 - with an installed Samsung SSD). I have attempted to follow the tutorial on the Ubuntu ...
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1answer
179 views

Change GRUB2 boot device

I have a MacBook Pro, and I use rEFIned to dual-boot Ubuntu and Mac OS X. In case I ever messed anything up, I installed Ubuntu on an external hard drive. However, I messed up the setup so I installed ...
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2answers
1k views

rEFInd breaks standby mode on MacBook Air 5.2

I am dual-booting MacBook Air 5.2 and Ubuntu 13.04 using rEFInd, so far things appears to work except when Macbook Air goes from sleep mode into standby mode (dump system state from RAM to SSD), it ...
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205 views

Xubuntu 12.04 hangs at start-up

I have just completed an installation of Xubuntu 12.04 from an Alternate-Install on a MacBook Pro. reEFIt and GRUB etc. are all fine. But Xubuntu hangs at the splash screen with the progress bar. I am ...
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2answers
1k views

Ubuntu not showing up in rEFIT (Mac dual boot)

I've been trying to get the dual boot to work for a few days now. I installed rEFIT and then installed Ubuntu, when installing I selected the option to put the grub loader on the ubuntu partition. ...
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1answer
117 views

Ubuntu 12.10 i386 installed on MacBook but not working at all

I have searched through a lot of questions but it looks that nobody had the same problem. I have successfully installed Ubuntu 12.10 on my MacBook (mid 2009) from a burned DVD. While keeping a 450 G ...
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1answer
1k views

Do I really need both bootloaders? It really slow down the actual boot up time

Dear Readers of this question I'm a beginning learner in the wonderful of Linux. Its great, but I got to solve the problem by myserlf so please help me! Setup: Macbook Pro 8,1, rEFit, GRUB2, ...
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1answer
556 views

Mac boot from Ubuntu installed on a USB drive

I have a USB drive with Ubuntu installed on it (on a Live USB, it actually has Ubuntu installed on it), and it works seamlessly when I try to boot my PC from it. When I try to boot my mac (Mac Book ...
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1answer
502 views

Remove osx partition

I triple boot OSx, Windows 8, and Ubuntu on an Imac. I rarely use the OSx and only boot into Windows to play some video games on occasion. my question is what is the process for removing OSx and ...
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128 views

Can't boot into operating system after battery died

After my battery died today, I went to charge my laptop. It's a MacBook Pro and I run a dual boot of Mac OS 10.3 and Ubuntu 12.04 LTS. After booting into refit, and selecting Linux, I get a black ...
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1answer
1k views

Macbook Pro 9,2 Grub Rescue Prompt rEFIt Ubuntu 12.04

I have dual-booted Ubuntu 12.04 on my Macbook Pro 9,2 without any problems after I have managed to boot into Ubuntu. However, to do that I must use super grub disk. I have a dual boot system, so I ...
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1answer
3k views

How to dual boot Mac OS X and Ubuntu without rEFIt

I want to install Ubuntu on my Mac but I don't want have to use rEFIt. Can I do that? Can I just hold the option key on startup and use that to pick what I startup with? And if so would I install ...
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2answers
1k views

Grub loads after rEFInd

I have a dual-boot UEFI laptop, with Ubuntu and Windows. I installed rEFInd to boot to these systems, and it worked fine, but my linux system was triplicated. I supposed it was because of rEFInd ...
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1answer
785 views

Mac won't boot into OS X after update

I run an update today on my Mac and it updated GRUB. I select it to leave it and not update it however when I reboot, rEFIt didn't appear and went straight to GRUB. I can boot into ubuntu but not into ...
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2answers
2k views

Where to install Ubuntu bootloader on a Mac?

I'm trying to install Ubuntu on a Mac, but I can't get it to boot with default mac bootloader or rEFI. It shows up as "Windows" On the mac bootloader and shows up as "Linux" on rEFI. I'm not sure ...
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2answers
3k views

Installing 12.10 on Macbook Pro Retina with rEFIt

I have tried many attempts to install 12.10 on my Mac Retina following this guide but it boots just once and after I installed Nvidia drivers it doesn't boot any further. I need some help.