OS X :: How To Edit EFI Partition / Bootloader

Aug 16, 2010

In OS X, when you go to System Preferences then Startup Disk, you can see a list of options for what OS you want to start. I am basically looking to edit that, except not on OS X. Is there any way to edit the EFI to make it boot another OS without having OS X installed in the first place? (Installing with an install CD for another OS without OS X on the system)

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OS X :: Ubuntu Partition Not Shown Up On Bootloader

Sep 10, 2009

I just installed Ubuntu 9.04 onto a small 10GB partition that I quickly made in Disk Utility (resized my HFS+ partition while leaving my Windows 7 one intact). Upon reboot, I hold Option, and it only shows the 2 partitions (OS X & Windows). I was hoping it would show the Ubuntu partition. Since it doesn't, I have to use the Windows 7 bootloader to boot into Ubuntu. So, is there a way to edit my MacBook's bootloader to show all 3 partitions?

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OS X :: Unable To Delete Partition / Edit Master Boot Record?

Oct 25, 2010

I am having problems. I want to delete a partition and create a new one, but I need to be able to click option in able to do this. For whatever reason, disk utility will not let me edit my external in any way without deleting the whole thing which I do not want to do.

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OS X :: Consensus Triple Bootloader?

Feb 2, 2009

Is there one single bootloader that stands out when it comes to triple booting of Mac OS, Linux and Windows on a MB? Just looked around and couldn't find one myself. It seems to be work-in-progress.

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OS X :: How To Reinstall Darwin Bootloader

Dec 8, 2009

I recently made 2 hackintoshes. Now I was trying to get the AMD kernel for my hp in my office, but i ran into a little trouble. 2 days ago, I backed up my mac with time machine. Anyway, I was messing around with it, and I guess it thought my mac was a hackintosh, and it came with that nice wonderful welcome screen movie when u first get ur mac when I logged out. I had typed up a letter to a pen pal for school earlier, and hadnt backed up since before that letter. So I went into my windows 7 partition, and I tried to access my files from there, but when I went into macintosh hd, users, my account, it said there weren't any files. Now this means that this hackintosh kernel deleted my mac account.

Anyway I booted from the disk and it took an extremely long time to boot, and it take an extremely long time to boot into macintosh hd. Now if any of you are familiar with reinstalling the windows bootloader on a pc using vista or 7, then you might be able to relate. I kinda need the mac version of that boot into disk go to command prompt and type
bootrec /fixmbr
bootrec /fixboot
to reinstall the Darwin Bootloader. It takes like 3 minutes to get off the apple logo, and before it took like 30 seconds.

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MacBook :: Restoring OS X Bootloader Without CD

Apr 30, 2010

How to I reinstall the os x bootloader without the osx-CD. The thing is: I tested Ubuntu just for a sec to see and try out, ya know? So I did this dozen of times before, and all worked, no problem. But now I get this stupid message, some like: "there is no bootable device, please press the "'any-key'". I couldn't find the any key, so I just pressed any key, but nothing happened. After some reboot thing, I don't know what to do I can't get into my osx, ya know? I have no osx-CD, cause I left it at my other house, quite 9 hours away.

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Windows On Mac :: How To Get Bootloader Screen At Each Startup

Dec 3, 2010

Would anyone know how to have the mac bootscreen load at each startup, without hold alt AND without having to install reFit?

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Windows On Mac :: Removing Extra Entry In Bootloader

Oct 23, 2010

How can I delete an unusable windows entry in my bootloader? Is there any direct way to do this? I don't have an extra NTFS partition, so I don't know why this is happening.

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OS X :: Bootloader / Cloning Drives And Restore Function

Jan 5, 2011

I have just bought a 1.5tb hard drive for my G5 powermac (Dual Core 2.0, pc4200 ddr2 model) and I was wondering how the best way to transfer over would be. I would be putting both drives in, but then what. Can I use the Disk utility to "restore" onto the new drive from the old? Trouble is, I can't find my Leopard discs, all I have is a Snow Leopard and a Panther retail set, so it really has to be done from inside OS X. If I were to clone using the "restore" function, what would happen in terms of a bootloader? I would put the 1.5tb in slot one then, but if I left the 250gb in there for now, would that give problems? How would it know which to boot from?

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Applications :: Unable To Edit Project In IMovie / Edit And File Tabs Were Unable To Be Clicked

Jun 2, 2010

I have been working on a project in iMovie for a few days, and it has been working perfectly. Today, I opened up my project and I could not play the project (the red line would move, but no picture would show up in the upper right hand corner box) and ALL of the options in the "share" tab were gray and unable to click them. Many options in the "edit" and "file" tabs were unable to be clicked as well.

Another project i completed months ago is working perfectly. The clips in the events play/show up on the window in the upper right hand corner

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Windows On Mac :: Unable To Create Partition / Restoring BootCamp Image To Partition?

Nov 11, 2010

I recently made a clone of my Windows XP Pro SP3 installation (its roughly about 14GB according to Finder/WinClone) so i made a 80GB partition on my 320GB drive and it gives me this error message:

the WinClone came from a 500GB internal drive and ive gotten winclone images to restore to a MBP before but not sure why its giving me this error code, anyway to restore the image to the new partition (which was created with Bootcamp) as i no longer have access to the old machine it was running on.

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Windows On Mac :: Use Disk Utility To Create OSX Partition / Working After Manual Partition

Jan 12, 2010

First some background info. I recently purchased a 1TB hard drive for my 13" MBP, and I am about to do a clean install of OSX 10.6 and Win7 64bit on separate partitions.

And I want to setup the partitions before I install using Disk Utility. The reason for this is because I'm under the assumption that when creating a NTFS partition its better for the disk to be blank so it can put the MFT(Master file table) and MFT Mirror wherever it wants instead of some random spot on the disk (that way disk writes will be faster). The MFT thing was true when converting a FAT32 disk to NTFS. Nativity formatted NTFS disks were always faster then ones converted from FAT32, because the MFT was spread out instead of at the start of the disk.

I'm worried that installing OSX and then using the bootcamp utility will cause the MFT on my NTFS partition to end up in a un-optimal place and disk Reads/Writes will be slower.

Ok, so here's my questions.

1.) Should I be using a GUID Partition Table or Master Boot Record(Remember OSX 10.6 and Win7)?

2.) Should I use Disk Utility to Create a the OSX partition and then leave the second partition as Free Space? / Or should I use a third party utility and make the OSX partition and the NTFS partition at the same time?

3.) If I do create the partitions Manualy, will bootcamp still work correctly?

4.) Should I Use Journaled or Case-Sensitive Journaled on my OSX partition?

I know all of the questions were stupid, but there isn't any info on the web about it.

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Windows On Mac :: Won't Work With Additional Partition / Enlarging BootCamp Partition

Aug 31, 2010

So my iMac came with a 1TB hard drive and I installed Windows 7 x64 but only gave it some 93GB. I have a two-prong question:

Can I add a third partition to my drive after I partition for BootCamp? My main partition ("Macintosh HD" by default) is over 900GB large and I'd really like to cut that up into 2x450GB, for example, in addition to the 93GB BootCamp partition.

Second, once partitioned, is it possible to resize the BootCamp partition to make it bigger after it has been set up?

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Windows On Mac :: Startup Disk Cannot Partition Or Restore To Single Partition?

Sep 7, 2010

Got my first MacBook Pro about 2 months ago and I have been enjoying it to full effect, installing programs such as logic studio and photoshop cs5 on it. Recently, however, I decided that I would like to access some of my windows based programs when I am on the road and don't have my desktop pc with me. So I bought a fresh copy of 32-bit Windows 7 Ultimate and sat at my macbook, put the disc in and then loaded up Boot Camp. I went through the menu options, decided that I wanted a 50GB partition, leaving my Mac OS drive at 182 GB with 83GB to spare. However, when I started partitioning, after about a minute it stopped and this error message appeared: "The startup disk cannot be partitioned or restored to a single partition. The startup disk must be formatted as a single Mac OS Extended (Journaled) volume or already partitioned by Boot Camp Assistant for installing Windows.".

I tried cleaning all my temporary files and deleting some files in my downloads that were quite large and I restarted my machine. The problem persisted. Is there a solution to this problem that does not involve doing all this rubbish with a fresh install of Mac OS? I don't have any method of backup apart from a couple of 4GB flash drives..

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OS X :: Partition Failure / Could Not Modify Partition Map Because Filesystem Verification Failed

Dec 21, 2010

Partition failed with the error:

Could not modify partition map because filesystem verification failed

^ My windows bootcamp messed up so I deleted it and tried to install a new one but I get this message. Does this mean that there is something wrong with the hard drive?

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OS X :: Partition Error When Increasing Partition Size Of Macintosh HD Drive

Dec 31, 2010

I have just recently deleted my Bootcamp partition in Disk Utilities, and now im trying to increase the partition size of my Macintosh HD drive. When i go to the partition map and try to increase the size. The same error always appears. "Could not modify partition map because filesystem verification failed" I have attached an Image of what my partition map looks like right now.

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Applications :: Share ITunes Library On Mac Partition With Windows Partition

Feb 10, 2009

I recently installed MacDrive on my Windows Vista X64 partition so that I could access my iTunes Library on my Mac partition. After installing iTunes on my Windows partition and pressing shift while it opened, iTunes asked me for an iTunes library file ending with the extension ".itl". Now, I do not have any files ending with this extension in my iTunes folder on my Mac partition. Is there anything I can do to make iTunes on Windows to read my music library on my Mac partition?

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Windows On Mac :: Resizing And Expanding Logical HFS+ Partition On Extended Partition

Jul 23, 2009

I am dual booting XP Pro and OS X on my NC10. I have XP Pro installed on the main partition with a FAT32 partition for files that can be read by both OSes (see attached image for two views of the partitions). I then installed OS X on an extended partition. Unfortunately, I had another 5GB partition also on that extended partition. I now want to delete the spare 5GB partition and non-destructively reallocate the space for the OS X partition - I want to expand it to be one big partition with my bootable OS X install still on it. Unfortunately, I can't find any way to do this in Partition Magic. Is it possible with GParted/BootItNG/iPartition or any similar software? If so, which and how? The NC10 has no CD drive so solutions that work from OS X or XP or a bootable USB stick would be preferred.

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OS X :: Odd Partition Error - Could Not Modify Partition Map Because Filesystem Verification Failed

Sep 30, 2009

could not modify partition map because filesystem verification failed" I am trying to partition my hard drive to set up an XP system on it (I know, but it is for AutoCAD, sorry). Anyways, when I go into disk utility, and try to set up the partition, it fails. I have a newer uMBP, 375 free GB (trying to set up a 75 GB partition) and it just wont work. Weird. Nothing seems to be online about the problem.

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MacBook Pro ::osx 10.6 Partition Is Giving Errors / GUID Partition Table

Apr 4, 2010

Have a macbook pr 17 with bootcamp.

the osx 10.6 partition is giving errors (the black and white multi language message that tells you to hold down the power button..)

have done a permissions repair, run techtool from a boot disc, all have failed to repair.

next step is for me to reintall snow leopard, and as i have no dual layer disks or usb keys i intend to install from external usb drive using the instructions here:

http://osxdaily.com/2009/09/02/insta...t-a-dvd-drive/

But how do i format the drive from within windows as boot recognisable from mac?

i have partition magic and cannot see ny option for osx extended or �GUID Partition Table?

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OS X :: How To Delete The Time Machine Partition And Resize The Partition?

Jan 9, 2009

I recently bought my mother a Macbook. It was a store display one but she had no problems with that. Anyways when we first boot it up I noticed that on the desktop there is a Time Machine disk. So I openMacintosh HD that there is only 17 gbs free out of 33 gb, so I check System Profiler to see if there is a smaller hd in there but the it says that the hd is 150 gb.

So I'm wondering how to delete the time machine partition and resize the Macintosh HD partition so I can give her the most space she can get.

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Applications :: Won't Work With Bootcamp Partition / Can't Delete Partition

Jan 25, 2009

Is it possible without having to reformat my whole disk aka put osx back on there again?

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Windows On Mac :: BootCamp Partition - Vista NOT Installed - Partition Gone

Aug 5, 2009

I have a 13" MBP with a 250 gb hd, I partitioned the HD 25gb for Windows XP shortly after I bought it. I was unable to install my copy of windows, contacted apple after exhaustive search as to why... Long story short, I now have Vista to install... When I went back to Boot Camp Assistant; partition was gone. Researched... ran disk utility, repaired and erased partition. Bootcamp HD now shows up in desktop, still not in bootcamp assistant. Since I am unable to locate in assistant; would there be any problems with just installing Vista off the install disk by restarting? Any ideas what to do if this is not a good idea (short of restoring)?

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Windows On Mac :: Sync ITunes Library Between OS X Partition And Win-partition?

Sep 24, 2009

Is it possible to sync one's OS X iTunes library across Boot Camp into Windows? I would like to have the same library on both my Windows and OS X partition, and by library I mean having the same ratings and play counts across both partitions in addition to the actual music. If this is possible, how can it be done?

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OS X V10.7 Lion :: 3rd Partition Bootcamp Already Installed, Want To Run Mountain On Partition?

May 8, 2012

currently have 2 partitions bootcamp and lion. and have read alot about how if you create said partition it will mess up windows bootcamp. but have yet to see any actual answer as to how to creat the 3rd partition. correct me if wrong but is it better to delete bootcamp creat partition then install bootcamp and restore from system image?

Info:
MacBook Pro (15-inch Late 2011), Mac OS X (10.7.3)

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OS X :: Using External Drive With HFS Partition And NTFS Partition?

Feb 12, 2009

I am trying to format my external drive to have (2) partitions. A NTFS for backing up my Windows computer and a HFS for backing up my MacBook Pro.

This is what ive tried:

1.) Create 2 partitions on my Mac in Disk Utility. 1 partition HFS, 1 partition FAT32. After doing this both show up in OSX but neither one shows up in WinXP. I was hoping the FAT32 would show up in WinXP so I can convert it to NTFS.

2.) Create 2 partitions in WinXP using Disk Management. 1 partition is NTFS and 1 is FAT32. Connected the drive to my MBP and both partitions mounted in Finder. I then opened Disk Utility and tried to "Erase" the FAT32 partition to HFS. The process seemed to be working but then it changed the name of the partition to disk1s1 and nothing else. The partition doesnt mount in Finder or WinXP.

3.) Create 2 partitions in WinXP using Disk Managment. Both partitions as NTFS. Connected to MBP and both partitions mounted in Finder. Opened Disk Utility and tried to "Erase" one of the NTFS systems to HFS. Same thing happen as #2, renamed the partition but didnt do anything else. The partition doesnt show up in Finder or WinXP.

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OS X :: Partition Hard Drive Back To 1 Partition?

Jul 30, 2009

I had my hard drive partitioned into 2, where one was mac the other windows xp. I received this macbook as a gift from my sister so i wanted to reformat everything into mac. I popped in the Mac OS x install cd and just installed it. Now there is two hard drives and I am not able to re-partition it where i can bring it back to one again...I was suppose to delete windows first before re-formating my macbook.

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OS X :: Creating 3rd Partition On An Already Double Partition Drive?

Jun 23, 2010

So here the deal. I have a single hard drive in my MacBook Pro. Its made up into 2 partitions (one for os x and the other for data). I want to make the OS X partition into 2 separate partitions (so I'll have a total of 3) without erasing any data. I want to use that new partition to install windows. When I select the OS X partition, and set it to format at NTFS, it says the size cannot support the filesystem (25GB in this case). What size does it have to be then? Or should I format as FAT32?

I know FAT32 has a 4GB file size limit so I don't want to do that because I want to install some games on the Windows partition. How should I go about doing this?

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OS X :: Resizing Mac Partition As Well As Windows Partition?

Nov 15, 2008

i have a macbook pro on which i've installed windows xp, i made the mac and windows partition equal which was a mistake thinking will use them as much as one another, but it turned out to be that I'm barely or never using my windows on my mac, and I'm running out of space very quickly. I need to know how to make the windows partition smaller and the mac partition larger. I need an answer quickly because i've only got 4 Gb's left on my mac partition and 40 Gb's left on the windows one.

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OS X :: No Hfs + Partition - Need To Format SINGLE Partition

Aug 4, 2009

I wiped out my hfs+ partition (don't ask me how, suffice it to say that me, the computer nerd, made a STUPID mistake). I have my Tiger install disc. I need SOME way (possibly from a Windows partition?) to format only a SINGLE partition to hfs+ (I already have the unallocated space ready to be formatted) without losing any other data, as I no longer have a way to re-install Windows if I wipe it out, and I need Windows (I just don't want to ONLY have Windows!)

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