Refers to booting more than one operating system on one computer.

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2
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1answer
17 views

Kali Linux auto boot

I have just installed Kali Linux in a separate partition of an iMac with wireless keyboard and mouse and with rEFInd. When I turn on the Mac it boots into Kali Linux automatically and doesn't ...
0
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0answers
25 views

Efibootmgr command for OS X

I have successfully been able to install Linux Mint on my Mac. The only issue is I cannot select the boot partition holding option. To fix it I booted into linux and ran sudo efibootmgr -o 1,80. This ...
1
vote
1answer
516 views

Bluetooth keyboard not working after update to Windows 10

I updated my (native) bootcamp instance to Windows 10 from Windows 8.1, but now the apple bluetooth keyboard doesn't seem to work anymore. The bluetooth screen says 'driver error' on the device. I've ...
0
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0answers
28 views

Windows 7 Installation - Missing operating system

I have replaced my superdrive with hard drive in order to install windows on it. and I have followed the tutorial here - Boot camp install of Windows 7 issue, no bootable devices And after ...
2
votes
2answers
1k views

Windows boot camp option missing in Startup Disk selection

I have a Mac Pro (early 2009) running Yosemite 10.10.2, all up to date. Yosemite is installed on my primary SSD (I have 2 additional magnetic drives). I use Boot Camp, and have Windows 8.1 installed ...
0
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1answer
48 views

How to resolve the 100% disk usage on my iMac 27" (late 2013) when in Bootcamp bootup

I own an iMac from the late 2013 series, it is the core i7 with 32GB RAM. I eventually established that using Bootcamp would allow for a better experience when working in Windows land (I am both an ...
0
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1answer
35 views

Mac OS install drive not being recognized by computer

I recently installed Mac OS 10.10 (Yosemite) onto an external USB drive. It has been working fine for the past few days. When I need to switch OS installs, I shut down the computer and then pull out ...
0
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1answer
36 views

Bootcamp Windows 8.1

I recently purchased a Macbook Pro and I'd like to run Windows 8.1. I purchased Windows 8.1 online and got a downloadable version. I now tried to run the bootcamp assistant and was asked to insert a ...
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1answer
104 views

Can I get bootcamp to use existing free space on physical disk?

When I installed my Macbook Pro, I had a 1Tb drive. When I formatted and partitioned the drive, I assigned 800Gb for OSX and left 200Gb free. I intended the free 200Gb to hold a Windows installation ...
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0answers
104 views

Dual-booting Linux, cannot view images, some text or buttons

I was trying to boot 4 linux OSes (using rEFInd): Kali, Ubuntu, Mint and Elementary on my 2015 MPB. Both Kali and Ubuntu would not boot at all and Linux Mint and Elementary would boot however some ...
1
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1answer
357 views

How to boot Linux from Mac using rEFInd

I have successfully installed rEFInd on my MacBook Pro 2015 so I can boot into Linux however I cannot seem to boot into it. Here are my issues (both with Ubuntu 64x Mac CD and Kali Linux 64x USB). ...
3
votes
1answer
3k views

Uninstall rEFInd 0.8-3.7 on Yosemite

I recently tried installing rEFInd on Yosemite using the command ./install.sh --alldrivers however it would not recognise the ubuntu 14.04 x64 for Mac disk I made and so I would like to uninstall ...
0
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1answer
267 views

Reclaim hard drive space from deleted partition and reclaim Apple bootloader

I had my system dual-booted with Ubuntu 14.04. However, I found myself not using it enough to warrant the storage space. I deleted the ubuntu partition and the ubuntu swap partition. However, am now ...
0
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3answers
127 views

I want to backup my Mac partition, including the OS, so that I can use the backup to restore my hard drive to its current state

I want to dual-boot Ubuntu (14.04) of my Mac running OS X 10.10.3. I want to make sure that I can use my backup to fix any issues I might have dual-booting. I have a bootable USB with Ubuntu on it, ...
2
votes
2answers
2k views

Installing windows on Mac won't recognize USB [duplicate]

I am trying to install windows as a boot camp partition on my main hard drive ssd (after spending countless hours trying to get it installed on the optical bay hard drive). I assumed this would be ...
3
votes
2answers
6k views

Boot camp install of Windows 7 issue, no bootable devices

So I have a 2010 15" macbook pro (MBP6,1) and I replaced the optical drive with a hard disk. I wanted to install windows 7 on the hard disk with boot camp with a USB and ISO image. After searching I ...
0
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0answers
260 views

Does Apple's EFI patch Thunderbolt devices to Windows 10?

So, I've been rattling with myself about this for a bit. I've followed 5SH-2a's guide of EFI Bootcamp to no avail. I decided to try it on my own, by mapping an NTFS Partition on my hard drive to a ...
2
votes
3answers
447 views

Mac OS X doesn't recognize hard disk

I replaced my CD drive with a Western Digital 750GB hard drive using the iFixit guide. My Mac for some reason throws error on any interaction with the hard drive, for example on disk utility when I ...
0
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1answer
67 views

Mavericks and Yosemite on macbook pro

My Macbook Pro (Retina, 13-inch, Late 2013) came preinstalled with Mavericks. Can I have Yosemite safely installed next to it on the same machine? If so, how?
1
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1answer
213 views

Partition SSD in Yosemite for Dual-Booting Ubuntu

I've just bought a new Macbook Air (running Yosemite) and I am trying to create a partition from my Macintosh HD SSD for dual-booting Ubuntu. However when I try to create a partition in Disk ...
0
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0answers
50 views

Sharing Dropbox folder between OSX and Ubuntu

I've got a MacBook Pro in dual boot MacOSX + Ubuntu. I'm sharing a home partition between the two, with HFS+ filesystem, and a Data partition, also in HFS+. In the Data partition I placed my Dropbox ...
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0answers
164 views

How to set up a dual-boot (OS X and Windows 7/8) environment in a Mac OS X Virtual Machine?

Anyone found a way to set up a dual-boot environment (preferably Mac OS X 10.9 and Windows 7) in a Mac OS X VM using a type-2 hypervisor like Parallels or VMware Fusion with Boot Camp Assistant? ...
0
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0answers
195 views

Attemping dual boot with rEFInd - Mac OS X & Ubuntu 14.04 - Unexpected behavior

After posting here recently and having good success in getting to a solution, I thought it'd be worthwhile to ask about my latest headache. I’ve been trying to install Ubuntu 14.04LTS as a dual boot ...
1
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1answer
2k views

How to install Mountain Lion on USB disk and boot from USB

I have MacBook Pro from late 2011 era which I recently upgraded to Yosemite from Mountain Lion. But unfortunately I need some application that only worked on Mountain Lion and I cannot restore back to ...
0
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2answers
406 views

How can I repair partition map after attempting to dual boot screwed it up?

I tried installing Kali Linux in a separate partition on my MacBook, but after installation was completed, I was unable to boot back into Mac OS (displays a prohibited sign). I think everything went ...
1
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1answer
491 views

Using Windows on another HDD on a Mac

I have a 2011 MBP and I just replaced my optical drive with a hard drive. I wanted to know the easiest and free way to boot up windows 8.1 on one of the hard drives using only the iso and a flash ...
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0answers
172 views

Bootcamp: Insert Boot disk error

Ok so I have been trying all day using all sorts of ISO's that I can find but I run through the process in Boot Camp Assistant ensuring that all three options are selected and I point to my ISO but ...
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2answers
4k views

Install Mavericks on second partition in Yosemite-only system?

I have a 2012 MacBook Pro (so yes it's capable of Mavericks). I have only Yosemite currently installed on the drive. I have an app I need to run that does not seem to properly support Yosemite, so I ...
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0answers
32 views

Option key boot selector suddenly failing

I have an early 2008 Mac Pro (12 GB, several hard disks). On OS X I run Yosemtite, On Bootcamp, Windows 7. All works fine. Yesterday I installed a "new" Radeon 5770 to replace the aged (and very ...
1
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2answers
340 views

OS X takes long to boot after starting rEFInd once

I have an SSD in my MacBook (Pro 9,2; encrypted), and until recently, the apple icon appeared almost immediately after pressing the power button. Soon after that I would be able to unlock the disk ...
3
votes
4answers
9k views

What is the minimum partition size for Mac OS 10.10 Yosemite?

I'm about to set up a Mac mini to dual boot Mavericks and Yosemite for software development purposes. What's the recommended minimum size of a Yosemite partition?
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0answers
76 views

I'm on 10.10 and willing to add a partition of 10.9 for dual boot

My late-2008 MacBook Pro runs Yosemite. In order to use a driver for my projector that only works on Mavericks, I need to create a bootable partition which runs Mavericks. (Parallels won't let me ...
0
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0answers
232 views

How to install Mountain Lion or Mavericks in a separate partition while on Yosemite

For testing purposes, I need to install both Mountain lion and Mavericks along with with my Yosemite installation. I'd created two separate partitions and has created a USB installer. I expected to ...
0
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0answers
228 views

Install Windows 8.1 and OS X 10.9 on external SSD USB3.0 (iMac Late 2012)

Good morning, Currently I have my iMac running OS X 10.9 on an external USB3.0 SSD drive, and it has been running flawlessly. My question is: - Is it possible to dual-boot Windows 8.1 in the SAME ...
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0answers
295 views

I can't install the drivers from AppleMultiTouchTrackPadInstaller64 on WIndows 8.1 (Bootcamp dualboot)

When I try to install "AppleMultiTouchTrackPadInstaller64.exe" (Apple Multitouch (09/04/2013 5.0.20) and Apple Multitouch Mouse (09/11/2012 4.0.3.0)) on Windows 8.1 I get an "install failed". As a ...
0
votes
1answer
202 views

How to boot linux from an external hard drive?

I am looking into booting the latest Ubuntu distro (14.04) from an external hard drive using my Macbook Air mid 2012 running Mavericks. I've looked around and couldn't find a link to any step-by-step ...
0
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0answers
630 views

Mac alternative boot loader for booting legacy OS from USB

I am trying to install Windows 7 on my MacBook as a dual boot setup. I have a MacBook 7,1 running Mavericks. I have replaced the DVD drive with a SSD (now have 2 internal drives) so cannot use a ...
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0answers
232 views

How to fix a Windows partition after removing Bootcamp?

I have a 2009 MBP. For a long time I've had a Bootcamp partition on the hard drive, recently I bought a second SSD and installed it in the Optibay and installed Windows on it. As it was going well I ...
3
votes
5answers
11k views

Disk Utility hangs prior to resizing partition

When trying to shrink the size of a partition, the period before the actual resizing happens (where Disk Utility says "Preparing to partition disk") hangs forever. I dug into Console to see what was ...
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2answers
2k views

Dual boot Kali with Mac

I want to dual my Macbook with Mavericks 10.9.4 and Kali 1.0.8. I have downloaded the Kali .iso and "burnt" it to a USB stick using the dd command from in Terminal. I have partitioned my hard drive ...
1
vote
1answer
544 views

Reliable instruction on installing Ubuntu on Macbook Pro

There are some walk-through kind of instruction on installing Ubuntu on Macbook Pro (as dual boot OS along with Mac OS X), such as Lifehacker's post. But they are either too old that I worry if the ...
2
votes
0answers
745 views

How to bless a partition using a custom EFI-boot file with non-conforming directory structures and/or file names?

Is there a guide on how to bless a partition for booting, one that doesn't have the default /System/Library/CoreServices/boot.efi structure? For example, I installed GRUB on the default EFI System ...
0
votes
1answer
216 views

If I mess up the EFI System Partition, will Mac OS X be unbootable?

I forgot to make a backup of my EFI System Partition (ESP) and have installed grub onto it. If I happen to accidentally mess up the partition, will OS X be bootable? If not, how would I restore the ...
0
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1answer
763 views

Can't install Mountain Lion on a machine that has Mavericks installed, even on a separate disk/partition

I have upgraded my Mac mini 2012 to Mavericks, and everything is running quite well. However, it turns out that I need to also run Mountain Lion sometimes (a piece of hardware I need to use is not ...
1
vote
1answer
134 views

Is it possible to have multiple filevault2-activated partitions on one disk?

What I would like to have: A disk with the following systems on it: OS X 10.8 (FV2-encrypted) OS X 10.9 (FV2-encrypted) Windows 7 When I try to start FV2-encryption on my secondary partition, OS X ...
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0answers
53 views

How do I get my dual boot to behave correctly?

Once upon a time my Mac had only OS X on it, but at various points in history it contained different versions of OS X and several different Linux distributions and their boot menus. I also had rEFIt ...
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0answers
164 views

MacBook pro boot's to wrong OS after waking up from Safe Sleep

I am dual booting Ubuntu and OS X Mavericks on my MacBook pro 9,2. I am using the rEFInd boot manager, since I was told that I should use it to dual boot OS X and Linux (I could have used rEFIt, but ...
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0answers
163 views

upgrade a triple boot with 10.6.8 to 10.9 - potential problems?

I was hoping to find a consensus of people who knew about the complications of upgrading from 10.6.8 to 10.9. I see on the App Store that 240 gave 10.9 1 star while 489 gave it 5 stars - so that is ...
2
votes
2answers
8k views

How can I boot my dual-booted Mac back to OS X?

I have a MacBook Pro and run Windows XP on it too much however I cannot remember how I can open the MacBook Pro with OS X on instead of Windows XP. How can I boot back to OS X?
0
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1answer
268 views

Triple Boot 2010 Macbook Pro with Dual Drive

I have a 2010 Macbook pro running Mavericks and Windows 7 on a 250gb SSD. I just removed the cd drive and installed my old 250 gb hard drive. So now I have two drives. I would like to make the hard ...