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

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6
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3answers
1k views

How do I know if I need a new hard drive?

I just received a MacBook Pro from somebody else because it was running too slow. Booting up takes about 4 minutes. I have tried formatting the drive and reinstalling the operating system from ...
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1answer
5k views

New Hard Drive Install Failure

I have a problem with my 2012 Macbook Pro, I'm trying to install a new WD Black 750 GB SATA III 7200 RPM in it. The problem is when I try to reinstall OS X Mountain Lion, it didn't find the drive I ...
0
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1answer
4k views

Airport Extreme 802.11ac Can't See USB HDD

Hardware: Airport Extreme 802.11ac Transcend StoreJet 250GB HDD Belkin 4-port, powered USB hub Configuration: HDD formatted as MS-DOS (FAT32) via Disk Utility HDD connected to USB hub Airport ...
0
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1answer
177 views

Why does recovery mode keep failing to install OS X on a new hard drive?

I had a hard drive die in my Macbook Pro (from ~2012) and I replaced it. I booted into recovery mode and tried to install an OS on the new SSD, but it keeps hanging at "installing additional ...
1
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1answer
132 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 ...
0
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0answers
19 views

Can the cp command be used to restore a hard drive?

My cousin contacted me for tech support because her computer was refusing to boot to the startup drive, and the issue turned out to be a corrupted drive that Disk Utility refused to fix, telling us to ...
0
votes
1answer
25 views

unlock external locked encrypted disk with applescript command by filling dialog box to cracking password by force brut

I make a terrible mistake. I totally lost my paper with the secret password for my encrypted external GUID hard drive. This external drive contains many pictures but also some works documents very ...
0
votes
1answer
27 views

My Mac Mini HD been wiped out

Here is the scenario: I was bouncing music and got a warning Macintosh HD is almost full! By the time I empty the trash my my froze. So I restart it and that infinite white progress bar below the ...
0
votes
1answer
24 views

Infinite Time Machine Backup on Apple Time Capsule

I've got a (old "flat" version) 1TB Apple Time Capsule and I've configured my Macbook Pro (running El Capitan) to backup data on the Time Capsule, through Time Machine. From the top-right information ...
0
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0answers
48 views

Messed up my 1TB Fusion drive on my iMac with Disk Utility

Soooo something bad happened recently with my 1 TB Fusion drive on my 5K late 2015 iMac. I was creating a new 100 GB partition on my disk. So while the disk utility was busy scanning etc (doing its ...
0
votes
2answers
31 views

How do I install new Mac OS onto a new unformatted HD

The HD crashed on my old MacBook (white Mid 2007) and appears to be unrecoverable. Though I bought a new MacBook Pro, I would like to resurrect my old MacBook, by buying a new hard drive. (It had ...
3
votes
2answers
2k views

Automatically shrink existing Time Machine Backup to a fixed size

I googled for hours to find a solution for this issue, but I couldn't find an answer that fitted for my problem. My setup: I have an iMac with a ~1TB Hard Drive I'm backing it up via Time Machine ...
1
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0answers
29 views

My partition is using negative space. Should I worry?

As you can see, according to Disk Utility, I'm using negative space in /dev/disk0s7. This is obviously incorrect, however, I am slightly worried as to what this may mean for the partition's effects ...
1
vote
1answer
718 views

Internal Hard Drive Not Visible

I have an early 2009 MacBook running OSX 10.9. Last week, my hard drive crashed. I bought another and installed OS 10.9. Everything works. I do not, however, see the drive's icon on my desktop. ...
0
votes
2answers
9k views

MacBook Pro won't boot with new hard drive, but a different MacBook Pro will

So here are the details. My friend and I both have 13-inch Mid 2010 MacBook Pro's. Same processor and specs since they were purchased at the same time, but originally had 250 GB hard drives. His hard ...
0
votes
2answers
39 views

What file system should I choose when formatting a flash drive?

I need to write a few large files (larger than 4 GB) on a flash drive, but I can't do it, because the file system of the flash drive is MS-DOS (FAT32). How should I format the flash drive, so I can ...
2
votes
2answers
1k views

Orphaned inodes in SSD in MacBook Pro Early 2011

I have a Macbook Pro 15″ Early 2011. Last year I changed the disk to put a new Samsung SSD (Evo). Recently my computer was really slow. I rebooted on the recovery partition, and tested my disk with ...
0
votes
1answer
25 views

USB Drive Size Lost After Formatting on OS X El Capitan

This is strange. I formatted my 16 GB USB drive on OS X El Capitan with FAT file system and it worked fine. However, same drive on Windows 7 PC shows only 200 MB of size. Where the heck other drive ...
3
votes
2answers
11k views

I want to install Windows 7 on an external drive

I've read two articles about booting Windows from external drives as opposed to a stock Bootcamp install. Here are the links: http://kevtg-compuproductive.tumblr.com/ ...
9
votes
5answers
61k views

Unable to format / erase hard drive

I have an external HD that died on me a while ago and I'm trying to see if I can format / erase it to start using it again. The disk does not show up in Finder but I can see it in Disk Utility. When ...
1
vote
1answer
1k views

Can I install OS X from external hard drive to internal hard drive?

My hard drive is failing so I put a brand new 500gb hard drive in my MacBook 2008 white 13". I have a retail disc of Snow Leopard but the install keeps failing over and over again. It hangs at 29 ...
0
votes
1answer
54 views

How to stop my SSD “ejecting” from my iMac when in standby?

I recently purchased an SSD drive for my 2009 27" iMac to replace the DVD Drive. Everything installed fine, performance is good etc. However when the device (SSD) is put to "sleep", OS X sees it as ...
1
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0answers
20 views

How can I back-up my OS X instance and Restore from mounted drive?

Synopsis I have been having trouble With my MacBook Pro (Mid '12, 15") I deployed tonnes of work Sunday evening/early hours Monday morning before I went to bed, leaving my MacBook running but ...
0
votes
0answers
11 views

Can't copy files to the portable hard drive via OS X [duplicate]

I can't copy my data in the MacBook Pro to my WesternDigital portable hard drive. But I've checked it using the Windows OS. But the thing is it works properly when I am using Windows. If you guys have ...
0
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0answers
15 views

Deleting files keeps increasing the used space on my SDD

i have a mac air with a 120gb sdd, the drive is regularly filled up with iso images, virtual box files and docker/vagrant stuff, i got a warning today saying disk space was low and i had about 8gb ...
4
votes
1answer
5k views

Why won't Migration Assistant recognize my old Time Machine backup?

When I attempt to run Migration Assistant, it searches and searches but can't find the backups. When I open Finder, I can clearly see the backups and navigate around in the backups for the different ...
21
votes
4answers
17k views

MBP SSD upgrade - which settings to change?

After replacing the harddisk drive in MacBook Pro with a Solid State Disk I am wondering which settings I should change and how. Thinking of things that are supposed to protect the SSD like ...
0
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0answers
8 views

iMac 24" 2.16 ghz core2duo

I'm trying to install Snow Leopard but iMac won't boot from the install disk. I've also tried booting from a flash drive with Snow Leopard Install on it with no luck. It also will not boot from the ...
0
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0answers
14 views

Prevent internal drive from mounting automatically

I don't use the internal hard drive on my iMac any more, but for obvious reasons, it's awkward to remove it. I'd like to stop OS X from automatically mounting it when the iMac boots. Is this possible? ...
1
vote
1answer
23 views

How do I download to an external hard drive? [closed]

I have a very large file to download, and I want to download it directly to an external hard drive and not to the download folder on my c: drive. Is there a way I can do this? There only appears to be ...
0
votes
1answer
40 views

Accidentally ran command to erase volume with “no format”, how can I get it back?

I accidentally ran this command and now I am missing 100gb of space, how can I get it back? All help appreciated!! diskutil eraseVolume free %noformat% disk0s2 Terminal gives this diskutil info: ...
0
votes
2answers
245 views

Resizing HFS+ volume after cloning

I cloned a disk containing an HFS+ volume to a larger disk using the command line dd utility. Now I want to grow the HFS+ volume to fill the new disk. There's an EFI partition before the HFS+ volume ...
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vote
2answers
43 views

How to clone a damaged HD?

Been through a bit of the suggested answers, nothing has been suggested that I haven't tried (unsuccesfully, as of yet), so I turn to the group for answers. I have a 2.5" HD from an MacBook ...
0
votes
1answer
28 views

Unable to account for 23.6 GB of disk space

I have a 13-inch MacBook Air, and have been using it for about a year now. There are 23.6 GB of memory that appear to be missing from my hard drive. About This Mac -> Storage shows 91GB of files, of ...
2
votes
3answers
193 views

Internal vs. External Storage for a new Macbook

I want to get a new MacBook Pro, and am confused by the storage options. The Apple website offers 2 different options for storage: Preinstalled internal flash storage (256, 512, or 1 TB) Thunderbolt ...
2
votes
3answers
5k views

Restore Recovery HD partition from Yosemite downgrade

I recently got back to Mavericks from Yosemite, everything went fine. As I normally do, I checked my HDD with the Disk Utility and found some trouble, then I boot on recovery mode to fix my HDD. I ...
0
votes
1answer
2k views

MacBook updated to OS X Yosemite version 10.10 and experiencing problems with hard drive & iPhoto

I updated my MacBook to OS X Yosemite version 10.10. Everything seems to be fine... apart from: My WD hard drive won't open now - it appears on screen, allows me to enter the password to unlock and ...
0
votes
2answers
16 views

How do I make more space on a Macbook air? [duplicate]

I have a bunch of files that I don't need. I'm wondering what's taking up all the space. I am tempted to almost format the laptop and start fresh. What can I do to find out what is taking up all the ...
0
votes
0answers
15 views

Hardware Failure. Mac won't start

I have a Macbook pro from 2010 running 10.6. Recently, it has been acting very weird. It often freezes and when rebooted gets stuck at the loading screen. After enough reboots it does work. When ...
10
votes
10answers
60k views

Macbook HD “Other” all the Sudden Almost Full

As you can see in the below image, my HD "Other" category is almost full. A couple of days ago, I randomly kept getting a popup saying that my disk was almost full. Then I went in and noticed the ...
0
votes
1answer
2k views

How to Fix Disk Utility Getting Stuck on “Verifying storage system”

Okay, had a brief power outage today that shut down my computer and external drives, so I figured I should run a quick disk check just to be safe. However, when I run try to verify with Disk Utility, ...
2
votes
4answers
39k views

MacBook Pro flashing question mark but I can't repair because hard disk not found in disk utility

Today my MacBook showed up some wheel of death and I waited and waited and then after a long time (10 minutes) decide to force shutdown. Ok, I know its not a good idea but I've done this before and ...
1
vote
1answer
62 views

Will there be a USB-C to thunderbolt 2 adaptor? I only need data transfer to be higher then USB 3.0

Right now USB C ports are just arriving in laptops and I unfortunately dedicated to go with a cheaper laptop (pc) but with thunderbolt-2. The thing I don't like about thunderbolt 2 products is the ...
1
vote
1answer
2k views

Time Machine Restore Button Greyed Out For External Hard Drive

I recently brought my computer (Mid 2010 Macbook pro) into the Apple Store because it had been crashing recently. The first time I brought it in, they did a clean wipe of the hard drive and restored ...
0
votes
0answers
9 views

Early 2011 Macbook Pro shut down during start up

My MBP has OSX (El Capitan... I'm pretty sure) and Windows 10 on it. The OSX shuts down during start up. It will show the apple logo and then a load bar that reaches about half way before the system ...
8
votes
4answers
13k views

9GB com.apple.coresymbolicationd file in Caches

I'm trying to free up disk space, and I came across this: I've read reports of a 600M file, or a 1GB file but never something like this. Is it safe to delete or does rebooting frequently help ...
3
votes
2answers
227 views

“Other” storage in Mac 10.9

I have a Macbook Pro, 10.9 with 500GB of hard drive storage and 4GB of RAM. When I access the Utility app "System Information", this is what I got. There is a yellow block called "Other". What does ...
0
votes
1answer
36 views

250G Disk space has filled up, but DiskInventory only adds up to 60Gs?

I cannot for the life of me figure out how my SD drive is filled up because I don't have any large files, especially enough to fill 250G. I used DiskInventoryX to do a map of my drive and got this, a ...
1
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1answer
7k 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 ...
0
votes
2answers
17k views

external hard drive found only by disk utility, cannot eject or mount

I'm using a Seagate GoFlex that seems to have encountered some trouble. The drive does not appear on the desktop or Finder. I've double checked that Finder > Preferences allows for it to appear in ...