A hard drive is a device for permanent or long-term storage in computers.

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How to reformat a time machine drive to use on a PC

My sister used to be a mac user and recently switched to a PC. She has her mac stuff backed up on two hard drives, one is formatted as a time machine. We've transferred all her important files to the ...
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1answer
412 views

How Do I Partition A Raid 0 Using Disk Utility?

I have just purchased a WD My Passport Pro. It comes in a striped RAID 0 configuration comprising of two 2TB drives. I want to partition the drive into 3: Photoshop Cache Lightroom Catalogue Video ...
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1answer
15 views

Actual Folder Size?

I have a TM back up from a retired drive. The folder info screen looks like this. The drive is 3TB and there's still 900GB free, so the 4.75TB reported size is not correct. Is there a simple way to ...
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1answer
167 views

Deleting content of /private/tmp moved on different HDD

I have a Macbook pro with 2 internal HD (stock HD for data and data doubler + SSD in place of the optical drive, hosting the OS). I'm now trying to optimize this setup to take into account the ...
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4answers
2k views

“Not enough space” on partitioning?

I have a 320GB harddrive with 95GB free. I boot to a 10.5 disk, open disk utility, and add a 40GB partition. Halfway through the progress bar, though, it tells me that there's not enough space. I'm ...
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1answer
39 views

Can I move a hard drive from a MacBook 13 to a MacBook 15?

I'm thinking of upgrading my machine to a 15" and wondering if I can just move the hard drive over and put a new one in the 13"? The reason is my 13" Macbook has a 2TB HDD and I'd rather keep that ...
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2answers
537 views

MacBook Pro doesnt boot after systemupdate / repairing volume doesnt work

i have a problem with my MacBook Pro. I installed a Systemupdate, reboot and then i had a loading screen which loads a long time. Then i started the mac in verbose mode and there is... hfs: mounted ...
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1answer
76 views

How to locate “other” files on an Imac [duplicate]

When I look at my available disk space on my imac it says ive used 700 gigs for "other" files. How do i find these files and delete them?
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4answers
11k views

Recovering data off of a dead hard drive

My hard drive died in my macbook and it no longer will start up. It will not mount in an external enclosure but disk utility is still reading that the hard drive is there, and I tried to repair disk ...
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1answer
34 views

Mounting a RAM disk on startup, but seems to be unmounted automatically

I wrote a simple script that mounts a ram disk: %> cat /System/Library/LaunchDaemons/ramdisk.plist <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST ...
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1answer
220 views

Disk Utility can't repair external hard drive, tried fsck whats the next step?

When I try and repair my external hard drives (I have two corrupt now some how both I think from improperly ejecting from the same machine), I get this message: Disk Utility can’t repair this ...
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46 views

How can I have 128 GB HARD disk and there is 300.91 GB apps on it?

After I install pes2014 on my MacBookAir when I see the storage of my My macintosh HD Is foul. Is it a virus? What should I do?(before it my apps was up to 60 GB) It may be helpful that the pes is ...
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2answers
171 views

28 pin SSD adapter or enclosure needed for Late 2014 MBP

I've been trying to find an adapter for a Late 2014 MBP Retina SSD. Standard msata didn't fit, and from a few consumer reviews of other enclosures and adpaters, it seems to be uncertain if one exists. ...
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2answers
52 views

replacing a toshiba hard drive in a mac mini

I took my mac mini in to a computer repair shop, they said I needed a new hard drive, so I paid them $300.00 to do the repair. Later on when I went to set up my mini mac it wouldn't work, and I found ...
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2answers
113 views

How to convert a DVD to ISO?

On Mac OSX 10.9, how do you convert a DVD into an ISO that I can use with players such as VLC. I wish to achieve this without buying a program. Steps I have tried: Downloading Mac app Burn. It ...
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3answers
2k views

How can I find and edit my external hard-drive's .fseventsd folder?

While changing my 'file directory' preferences on Vuze, I accidentally created a folder in the .fseventsd-folder on my Seagate external hard-drive. I can't even find the .fseventsd-folder using ...
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2answers
495 views

How do I transfer a file from a guest account on a MacBook Air?

I'm logged into the guest account of a borrowed MacBook Air which is running OS X Version 10.9.2 and I've been trying to transfer a 2.19GB video file to an admin account, a USB or external hard drive, ...
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1answer
128 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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2answers
545 views

Upgrading to SSD on 2010 MBP

I have a mid-2010 MacBook Pro, which I want to upgrade with an SSD in the Optical Drive slot and create a Fusion Drive (using the Terminal diskutil command in Recovery Mode) and then re-install OS X ...
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1answer
90 views

New hard drive in early unibody 2011 MacBook Pro won't boot

Newbie here! I just replaced the hard drive (to a 1T senate SATA) in my MacBook Pro and upgraded the RAM from 2, 2GB cards to 2, 8GB cards. Hardware install went smooth, backed up old drive to time ...
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0answers
40 views

WD Drive Cannot be Repaired but program still running

I have an external hard drive that I use to run my iTunes, iPhoto library and store various other documents. Recently, it stopped connecting to my MacBook Pro. I can only see my WD Ultra external ...
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1answer
724 views

How can I recover files from a failing hard drive?

I am in the process of trying to recover files from a failed MacBook hard drive. While I've already replaced the drive in the machine itself and installed a fresh copy of OS X, I have the old drive in ...
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0answers
146 views

Mac recovery problem

So I was running Yosemite and I wanted to try to install the windows 10 tech preview. I backed up all of my files and downloaded windows tech preview. I tested it in a virtual machine and it worked ...
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0answers
54 views

I cannot open a Partition of a Harddrive when Shared

I've partitioned 0.75TB of external harddrive space for photo backups, which is shared on the network with a PC. However when shared I am unable to open the folder in Finder, as it will hang for 2 ...
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2answers
4k views

How do I add icons to my menu bar?

I would like to know how I could add a USB eject button or battery power indicator to my menu bar on Mac OS X. I remember going into my Macintosh hard drive but I can't remember which folder to find ...
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0answers
131 views

Yosemite upgrade and corrupt external partitioned hard drive?

I upgraded to Yosemite and shortly afterward mybook hard drive 1.5tb fat formatted failed to work. All I was doing was playing itunes songs stored on the partitioned hard drive. I then tried to verify ...
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1answer
238 views

My system seems stuck on Optimize hard drive in FileVault

Just upgraded to Yosemite. Going through the process it asked about file vault. I said yes to encrypt it, so it started to optimize hard drive it seems to be stuck on 2 hours left....probably been 3 ...
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1answer
618 views

How can I retrieve files from a Time Machine backup done with Snow Leopard when my current OS is Mavericks?

I have a Seagate GoFlex home 2 Tb external drive that was installed on my Snow Leopard Mac and configurer with Time Machine. A year ago, due to issues with my Mac, the (internal) hard drive was erased ...
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2answers
31 views

How to copy data from non starting MBA?

My old MBA (2008) is not booting anymore from hdd. I tried to repair it with disk repair and with a DiskWarrior CD-ROM, but nothing. I need to copy some data from the hdd, before replacing it. Any ...
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1answer
153 views

Hard Drive Space Discrepancy?

Anyone know why there would be a difference between the number shown at the bottom of the hard drive icon and the number of available space in '7.6 GB free of 272.42 GB' in the screenshot below?
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1answer
720 views

Fixing a failed full disk Core Storage encryption

I selected the encrypt disk option from the Finder initially, but after several days without progress (I checked diskutil cs list and it didn't show that it was either encrypted or converting) I ...
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2answers
290 views

New Larger Hard Drive on MacBook Pro

I have a 500 GB hard drive, and I need more space - I want to go up to 1TB of space. Is it possible to swap out hard drives and carry all my installed software, documents, images, settings, etc. ...
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1answer
310 views

How do I convert from Case-Insensitive to case-sensitive in 10.8

I just got a new (well refurbished) MacBook Pro running 10.8.3. I am a programmer, so I have need of a case-sensitive filesystem. It is fresh and I am reluctant to upgrade it or do much with it until ...
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0answers
80 views

BootcacheControl.playlist not found, MacBook does not boot anymore

Booting a MacBook with Snow Leopard installed will suddenly stop with the message: Unable to open /var/db/BootCache.playlist: 2 No such file or directory Booting in single-user mode, I can see ...
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3answers
3k views

Trouble with SSD/HDD in Macbook Pro Mid 2009

When my original HDD crashed I wanted to change it and choose a Samsung HDD (I don't not the exact model anymore). The problem with this one was that the system often hanged for several seconds until ...
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5answers
8k views

Is my MacBook Pro hard drive dying?

I have an early 2011 13" MBP, i7, 8GB crucial RAM, 500 GB Seagate ST9500325ASG. I've had it for about 4 months. Twice, including last night, the beach ball appears, concurrent with a sound that can ...
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2answers
143 views

Macbook Air Hardware Fault

Somebody has given me an Apple Macbook Air 1.1 to fix. Unfortunately I have very little experience with Macs. Symptoms are: *Computer runs incredibly slow to the extent that I have never seen one so ...
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2answers
3k views

Will upgrading Mac Mini hard drive void AppleCare Warranty?

After purchasing a Mac Mini, I wanted to replace the hard drive from a 5,400 rpm hard drive to a 7,200 hard drive. Will this replacement void my AppleCare warranty?
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0answers
81 views

SSD is not recognised with the internal SATA cable (13" 2010 MBP)

It's pretty weird, seeing that HDD's are recognisable, and that SSD works when in an enclosure (Crucial M500). I've read somewhere that it could be an issue with the cable, but I bought a replacement ...
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1answer
100 views

Compatibility of iMac G3 hard drives, to try to recover data

I have an old iMac 400MHz slot-loading G3 model #M5521 that won't power up (think it's a dead power supply), and I'm trying to get the data off my hard drive. I also happen to have a 333MHz ...
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0answers
58 views

Can I keep my Boot Camp partition when moving to a larger hard drive?

I just bought a 512 GB hard drive to replace my 250 GB hard drive, which currently has a Boot Camp partition (pretty vanilla, just running a standard Windows 7 install). I was planning to just clone ...
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0answers
200 views

Drive name red in Disk Utility: Core Storage Drive offline. How to bring back?

Yesterday, my mac wouldn't boot up. When I restarted, I could get the whole way to the User login screen. No matter what user I chose, the boot bar would get about 1/3 way finished and I would get ...
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1answer
187 views

How do I change permissions of folders on a hard drive from a booted USB drive

I am trying to save my files on my Hard Drive that has a crashed OS. I created a Bootable USB with Ubuntu and successfully booted. I can see my folders, but I can't actually open them because I don't ...
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1answer
7k views

Will 'Internet Recovery' necessarily erase my hard drive?

My Mac is booting to the 'question mark' folder. I option-booted to 'Internet Recovery'. Before I proceed, I would like to know: Will 'Internet Recovery' necessarily erase my hard drive? Can anyone ...
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1answer
5k views

MacPro Hard Drive 3 TB or Larger formatted to Logical Volume Group by Disk Utility

I have an Intel MacPro in which I recently installed a new internal 3TB hard disk. I attempted to format it in Disk Utility using the standard GUID partition map and encountered a strange problem. ...
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1answer
161 views

Two different USB 3 HDD docks - disk partitioned on one not usable on the other

I have two different 3TB SATA hard disks: a Toshiba DT01ACA300 a Seagate ST3000DM001. I also have access to two different USB 3 HDD docks: a Connectland DOCK-CNL-YJK3519-V3+ES a Focus SATA + IDE ...
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0answers
456 views

Disk Utility: Invalid Disk Label @ cksum mismatch

I have a WD external hard drive. I've been running the routine tests to make sure all my stuff is safe lately. In Disk Utility, I did Verify Disk on both the disk itself as well as the main partition, ...
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6answers
9k views

Macbook Pro really slow since Mavericks

I have a 2010 Macbook pro that is running very slowly (Clicking something takes around 4-5 seconds to react even though no graphical lag is observable) on Mac OS X Mavericks but running really fast ...
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1answer
83 views

Interesting partition Map with missing HD space

I have the latest generation Macbook Pro running Yosemite, I bought this computer used I don't know if the last person attempted to install linux or what the story is but I believe my partition map is ...
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2answers
112 views

Mac OS won't install from CD, but Windows will

I had to replace the hard drive in my 2010 21.5" iMac. When I went to install the OS, I rebooted into the OS selection screen (using option). The Mac OS X install disc was there (but my external HD, ...