Creating a new disk formatting scheme or altering an existing scheme

learn more… | top users | synonyms

0
votes
0answers
12 views

HFS+ external drive missing EFI, will not mount on Mac

First off: Fear not, I have everything from this drive backed up. I'm just trying to reformat it, but I had someone else attempt it on Windows which doesn't look like it helped. I'm a novice but ...
0
votes
3answers
39 views

Can't create a partition

I'm trying to create a new partition for installing linux, but OSX won't let me. I saw this question: Unable to Resize Partitions, but my HD is not a CoreStorage Volume, so it didn't really help. ...
0
votes
1answer
16 views

Cannot Partition Disk with Disk Utility

I can't seem to partition my disk with Disk Utility or with the Terminal command (see screenshots). Something also happened to my other partition running Mavericks, where it just turned into an "empty ...
3
votes
1answer
100 views

how to fix GUID hard drive corrupted to MBR

I am on OS X 10.9.5 with a late 2013 iMac. I have a 3TB hard drive that has an unusual problem. It is a Western Digital 3TB Red WD30EFRX. I formatted it with two partitions, both 1.5TB. One was a ...
1
vote
2answers
32 views

Unable to install Windows 8.1 using Bootcamp, system volume doesn't contain required free space?

I'm unable to install Windows 8.1 using Bootcamp on my 2015 MacBook Air. The installer says setup was unable to use the existing partition because the system volumes doesn't contain the required free ...
0
votes
1answer
85 views

Create Windows 10 installer USB without bootcamp

I have recently wiped my hard drive and partitioned my hard drive like this: /dev/disk0 (internal, physical): #: TYPE NAME SIZE IDENTIFIER 0: ...
0
votes
1answer
37 views

Why can I only have 2 partitions on my 3TB Apple Fusion Drive?

According to Apple, I can only have 2 partitions on my 3 TB Fusion Drive. I do not understand why. Techtool Pro made an eDrive, their emergency boot drive, and Apple made their Recovery HD. It ...
1
vote
1answer
15 views

I cannot do bootcamp but my hard disk only have machintos HD and Data

The bootcamp said that my disk cannot be partitioned or restored as single partition. I am using macbook pro 15" but idk the version but the graphic card said gt320m 256 MB and 350 GB HDD i5 do i ...
0
votes
1answer
881 views

Windows on BootCamp cannot start upon a fresh installation

I have a Windows 7 .iso I always use for BootCamp installations. It works. I have a MacBook Pro Retina 15" Mid-2014, and I have installed Windows 7 in it successfully in the past. Throughout the ...
0
votes
1answer
20 views

dd cloned NTFS partition not working

I have a MacBook Pro with OS X 10.10 and a Windows 7 Boot Camp install. I just bought a 64 GB flash drive that I would like to put a bootable copy of Windows on, to reestablish the hard drive as OS X ...
0
votes
1answer
24 views

Can't edit partitions with Disk Utility in OS X 10.10

I'm having trouble accessing about 50GB of space on my computer after a failed partitioning attempt. Before you ask, I don't know what went wrong, I just know that now, I can only turn the free space ...
0
votes
1answer
20 views

Disk Utility not letting me Partition Disk

A bit of background before I start. I'm trying to install Ubuntu onto my Macbook Pro and so far I've stumbled into a bit of a roadblock. I've also already installed Windows 10 with Bootcamp, I'm not ...
0
votes
1answer
71 views

I think I accidentally erased Macintosh HD?

I was trying to install OS X on my Mac that had OS X removed. I wrongly erased Macintosh HD and it changed to "Untitled". After that I restarted my Mac and it just shows an image of "?" in a folder. ...
1
vote
1answer
21 views

Boot Camp disk can not be partitioned

I'm trying to install Windows 10 on my Mid-2012 MacBook Air running OS X 10.10.5 "Yosemite". When creating the partition, Boot Camp stops after a short while displaying that the partition can not be ...
0
votes
0answers
59 views

Boot Camp Partition Unavailable After Windows 10 Upgrade

I have a simple problem for you today. I have been using Boot Camp with my Mac Mini for about two years and now, after upgrade from Windows 8.1 to Windows 10, the Boot Camp partition doesn't seem to ...
2
votes
1answer
124 views

OSX Yosemite upgrade error: “a mismatch between the MBR and GPT partition maps…”

My MBP's HDD is half OSX and the other half is Bootcamp. While booted into OSX I decided to let Software Update install Yosemite. I left the room. Upon returning a while later I found the following ...
1
vote
1answer
53 views

How can I prevent an exFAT volume from mounting on OS X?

I have two partitions, one is HFS+ and the other is exFAT. I'm used to opening the /etc/fstab file, and inserting this line: UUID=NUMBER none hfs rw,noauto Note: The "hfs" stands for HFS+. Now I ...
3
votes
0answers
20 views

How do I resize my partition on my Mac? [duplicate]

I'm having trouble resizing my hard drive partition. Before, I was running OS X Lion in the free space above Macintosh HD 2. Now that I deleted the Lion partition, I am unable to resize Macintosh HD ...
0
votes
1answer
27 views

Bootcamp Installation Space

I'm installing Windows via Bootcamp but during the partitioning, my MacBook Pro crashed and now after the reboot I'm seeing that I only have 15GB of free space left. I had 33GB before partitioning. ...
0
votes
1answer
39 views

Finding lost partitions

I am resetting my sister's MBP late 2010 to factory defaults. It's all backed up. I'm reinstalling from the recovery partition currently. Before I started working on it today, it had the very ...
2
votes
1answer
26 views

Can I move Windows 7 to a larger partition with 'dd' instead of WinClone?

I have a Modbook Pro with both Win 7 and OS X installed during build; no media provided. I got fed up with all the irritations of the modbook and bought a regular Macbook Pro with a larger drive and ...
0
votes
0answers
19 views

Resized a partition on a mac and it deleted all the data on it? HELP

Ok this is a really big mess i've found myself in. My mates Mac Pro running Lion x64 needs a clean out and i offered to do it whilst he's away. I used Disk Utility to resize his 4TB Archive Drive to ...
0
votes
2answers
45 views

migrating partition to a 2015 MacBook Pro

I'm a developer and through the years with my MacBook Pro early 2011 I installed and configured a lot of stuff to help me in my job. I would like to buy a new MacBook pro but don't want to spend ...
1
vote
3answers
52 views

User directory taking up an additional 100GB+ of space

This is on my 2013 15" Retina MBP with the 256 SSD. Before you ask, yes, I'm including the ~/Library folder. My home directory is using ~175GB of space, which is pretty significant. I'm in a ...
1
vote
1answer
345 views

Upgrade to Yosemite failed - MBR and GPT don't match?

Upgrading to Yosemite so I can install the newest version of xCode. Shortly after starting I get this error: I've tried going into Disk Utility and repairing permissions, but even though it says ...
0
votes
1answer
73 views

Resizing a 100GB Recovery HD Partition

Some time ago, I used BootCamp to set up a partition for Windows 7 on my MacBook Pro (13" late 2014 if it matters) so I could dual-boot. I have since removed the partition using BootCamp, but still ...
0
votes
0answers
43 views

Macbook Air (2013), 10.11, & Bootcamp Problems

So I have a mid 2013 Macbook Air and I have it running 10.11. I have had a Windows 7 partition running in parallel (not the program) that I created using Bootcamp a couple months after I bought it. ...
0
votes
1answer
22 views

Can't re-enable FileVault after growing `system` partition

I recently disabled FileVault in order to grow my system partition. This ended up being rather more complicated than expected, but it worked out in the end. Now that I have resized the system ...
2
votes
1answer
33 views

Can't create/adjust/delete a partition

So I wanted to create a new partition to test the new El Capitan operating system. But I'm unable to create a new partition, the '+' sign is greyed out. This is what I have currently configured for ...
0
votes
1answer
68 views

Resizing system partition

When I installed OSX Mavericks, I left free space after my system partition in case I wanted to install a second OS there. This has proved unnecessary — I've never modified the partition table — and ...
0
votes
0answers
74 views

diskutil resizeVolume noob

Back story : After I installed Windows with Bootcamp, I wanted to make another partition where I'll install Linux, but couldn't do that from Disk Utility because I found on the internet that ...
0
votes
1answer
71 views

How many partitions should I make and what formatting schemes should be used on those partitions?

I am thinking of buying a 2 TB WD My Passport Ultra External Hard drive and I'll be using it with both OS X and Windows. I am planning to use this drive for my Time Machine data backup after creating ...
2
votes
1answer
43 views

Cannot partition Macintosh HD

Pre P.S. From what I read online, sharing your UUID is not really a security issue, but if I just basically shared my social security number, please do tell. Before I ask this, I'm a PC person and ...
1
vote
1answer
30 views

Software to duplicate external hard drive formatted ExFAT

I have an external hard drive with a 2.9TB ExFAT partition that I keep my photos and other media on. (ExFAT so that I can also see and edit my media on Windows computers.) I just bought a second hard ...
0
votes
2answers
66 views

MacBook Pro not booting, lost partition

I have a big issue with my MacBook Pro (OS X 10.10.4). I tried to enable yesterday the TRIM on my SSD disk (a Crucial I replaced myself). Everything was working fine since months but after restarting ...
0
votes
0answers
33 views

Is there any way to reattach an 'orphaned' Windows installation?

I have a Windows installation in a partition on my hard drive. The problem is, it's not showing up when I startup holding alt. I installed Windows through VirtualBox, linked to a physical partition ...
1
vote
1answer
39 views

Can files be exchanged between FAT32 and HFS+ partitioned drive?

I just got a LaCie 1TB external hard drive and I have a MacBook Air with OS X 10.8. I often exchange movie and music files with friends that have PCs. If I were to partition my drive to have 250 ...
2
votes
1answer
279 views

Boot Camp partition broken and can't be repaired in OS X 10.10.4

Suddenly my Boot Camp partition vanished: not visible in Finder, not visible on startup. In Disk Utility I can see the volume, but it's broken (verification log): Verifying volume "disk0s4" Verifying ...
0
votes
0answers
35 views

Windows 7 partition on a 2013 iMac won't boot

The Windows 7 installer doesn't support my USB controller, so I'm unable to use my keyboard and mouse in the installer. This prevents me from using any tools on the installer to fix the boot process. ...
0
votes
0answers
56 views

Recover hard drive after allocating partition from Windows?

I reinstalled Yosemite on my Mac to have more free space for Windows since I don't use OS X. After the installation, I partitioned the OS X partition and made an unallocated space. I then switched to ...
1
vote
1answer
70 views

Cannot delete windows partition from mac

I want to remove Windows from Mac and the I know the simple way is through the Boot Camp Assistant. But that doesn't work for me as follows: However, when I try to merge the partition of windows ...
0
votes
1answer
26 views

How to reformat a USB to not be a bootable operating system

I recently created a bootable USB from a .img file, here's what the USB looks like: And this is what it looks like in Disk Utility: Is there a way to reformat this USB to just store files?
0
votes
1answer
151 views

Why does Disk Utility show “Macintosh HD” on both Logical Volume Group and the volume underneath?

After performing a clean install of Yosemite (erasing the entire disk using disk utility during installation), the original name of the disk (APPLE HDD HTS547575A9E384 Media) turned out to be ...
0
votes
1answer
31 views

Mac mini hard drive recovery w/ encrypted partition

My Mac mini failed recently, and after taking it to the Apple store, they said it was the logic board that failed, and it would be $350ish to replace, which was not worth it to me, so I took it back. ...
1
vote
0answers
20 views

I cannot make new partition after the boot camp

Before I use the boot camp I can make as I want partitions But after I use boot camp I cannot make any new partition any more!! after delete the boot camp I can back make new partition but if I use ...
0
votes
0answers
43 views

Corrupt EFI Partition or Error b/c of Encryption? & Ghost Partition

I have a 2012 Mac Mini Server with two internal SSDs. Until recently, I had Mt. Lion installed on one of the SSDs, as my only boot drive, and used the other, rarely, for file storage. I created a ...
1
vote
1answer
27 views

How to expand partition into free space that lies before it

I would like to expand my "journal" partition to include the free space that lies (logically) before it on the drive. How can I do this without losing the data in "journal". I have a few more ...
0
votes
1answer
37 views

What is a “standard” boot camp partition setup?

I am trying to upgrade to 10.10(.4) - currently I am at 10.9.5. I had previously done some "creative" :) partitioning of my rMBP SSD - everything was working fine, running Boot Camp as well. ...
2
votes
2answers
53 views

Disk Drive Partition: Single vs Multiple

Just for my curiosity and knowledge, from a Software and Hardware stand point prospective, what are the pros and cons of creating 2 (two) partition and saving OS X + Applications on one partition and ...
0
votes
0answers
28 views

HD corruption - OS X partition now thinks it's FAT

Well, I've got myself in a bit of a pickle here. I have been trying to do creative (unsupported, of course :^) things with my rMBP. I had been using multiple partitions successfully with OS X 10.9.5 ...