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

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Hard drive renamed after restart, apps can't see it

I shutdown my computer when I left work and when I got home turned it back on. When it booted back up the second drive (in the dvd drive bay) had a strange name like A[]\tr/sj or something like that. ...
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117 views

What SSD models and brands can I get for my Late 2012 MBP (MacBookPro9.1) that Yosemite supports?

I've read that only the OWC one supports this but then again some people claim it's bogus. So I was wondering what SSD brand and models I can get to upgrade my Late 2012 MBP that when I upgrade to ...
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2answers
819 views

SSD w/ brand new clean in stall of Yosemite fails to boot

I've just installed a new version of Yosemite on a third party SSD (Crucial). When I boot it up it hangs on a gray screen. Steps that got me here: Connect SSD to Macbook Pro (with existing HD) ...
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62 views

Newbrand Mac with Yomsemite, 1TB HDD, limited to two partition

I just bought a new Mac , i started to make few partitions as i used to do in the past. I noticed i am not able to have more than two partition :( It says : "you may only split this partition into ...
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441 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, ...
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207 views

seagate harddrive won't show in finder, appears in disk utility, can't mount

My hard drive seems shows up in disk utility but not in finder. All my finder preferences are set correctly. The partition does not seem to want to mount. Here are the errors found in the console ...
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327 views

Can't mount Macintosh HD volume - invalid content in journal

my 2TB external HHD has decided to fail to mount with the error "invalid content in journal" so i removed the journal using the terminal and tried to mount it - still fails ran verify disk on the ...
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25 views

Time machine troubles

I have 2 time machine backups on two different hard drives. One drive is formatted non case sensitive, and the other is formatted case-sensitive. I recently bought a 3rd drive, that I wanted to put ...
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76 views

I have to repair my external hard drive each time I plug it?

I have a 2009 320GB Toshiba Hard Drive, and every time I plug it to my macbook pro 13inch Retina, I have to go to Disk Utility -> Repair Disk. Why is that? Whats the solution? Please help!!! Thanks
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42 views

Put only HD to sleep when possible, without putting SSD to sleep. Its possible?

Can I put only HD to sleep when possible, without putting SSD (inserted in superdrive slot) to sleep? (surfing on some forums I read that some problems may arise with SSD stop mode)
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115 views

MacBook HDD - keys out of order and disk full error

I have MacBook late 2008 10.6.8 120GB HDD. Lately its been kernel panicing once a week and last panic was really bad. After panic, i booted and verbose log says this: checking catalog file keys out ...
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50 views

How do I clone my drive to a external USB drive?

I have CarbonCopyCloner but it cannot see my new SSD in the destination section. The destination drive is a USB-attached SSD. How do I clone to this drive in CarbonCopyCloner?
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49 views

Can the MacBook boot from a second HDD

If I was to install a SSD in my MacBook Pro (Mid 12) where currently the Superdrive is attached and continue to use the preinstalled HDD for other files, can I run OSX from that new drive? Or in ...
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78 views

External HD Accidentally pulled out of computer

A few days ago I accidentally pulled my WD MyBook 1110 Media external HD out of the USB connection on my Macbook Pro. I have tried to repair the HD with Disk Utility, but the 'Repair Disk' option is ...
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1answer
909 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 ...
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1answer
36 views

Do I need to keep any cautions in mind when transfering an external SSD into my Macbook?

Hi I am now successfully running my MacbookPro off of a bootable external SSD (which is runnung Yosemite and onto which I cloned my whole system) and I would like to switch it out with the old HDD ...
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28 views

Help With Lacie External Drive for Mac with TWO Users

My husband and I have one MacBook Pro but we each operate our own 'side' of the computer (as separate users). We are now out of space on our computer so I'm trying to copy over files from BOTH sides. ...
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87 views

Time Machine Changed My External Hard Drive's to MBR and now I can't access it!

On Yosemite, I was using Bootcamp to install Windows on a part of my internal hard drive. When, bootcamp was finished (before booting into Windows), Time Machine popped up and asked me if I wanted to ...
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29 views

Processes writing over 100GB to disk? [duplicate]

My computer just gave me an alert saying that there was no disk space left. I checked About this Mac, and it says that 400GB or so is used up by pictures, which I know is completely incorrect. I have ...
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45 views

change ddrescue log?

I am currently rescuing a 320 GB hard drive by using the ddrescue command on the mac terminal. The hdd is running hot very quickly, so I have to put it outside in the cold before I can go on, but it ...
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91 views

MacBook Pro 15" Reoccuring Freezing Problem

I have a MacBook Pro 15" that has been having a reoccurring issue. It gradually starts to slow down while using it, starts freezing, and then will get stuck on the Apple logo loading screen after ...
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395 views

permissions problem in copying from external drive in Yosemite

Following a failure of Migration Assistant (sigh), I am trying to manually copy my daughter's files from an external Firewire drive to a newly upgraded iMac running Yosemite. I recently put an SSD in ...
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1k views

In order to downgrade to Mavericks from Yosemite do I need to reformat my hard drive and use the internet recovery to reinstall Mavericks?

From the research I just did, it seems that I had to upgrade to Yosemity using a different drive!? Where as I added Yosemity into the main drive. Am I right in thinking that I now can only downgrade ...
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213 views

how can i reformat the hdd in HFS+ using Ubuntu without using mac

I have input a HFS+ hard drive which is mac osx into ubuntu because while booting up mac there a error of blinking folder with a question mark so i searched in google and the information say that the ...
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41 views

Can I Time Machine An External Hard Drive?

I have an external hard drive that I have time machined before but its not current. However, my old iMac has broken down but the hard disk is still ok. So I took out the old hard disk & start up ...
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146 views

You can only install this software on the disk that is running os x

I have 2 disks in my Mac - a new SSD which is my boot drive, and the original disk which came with the mac, which still has OSX installed on it (I haven't figured out what to use this drive for yet). ...
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202 views

How to unlock disk after unsuccessful upgrade?

I tried to upgrade to OSX Yosemite on my MacBook Pro. I had only 4GB of free disk space. Everything went fine until it said only a minute remaining. This was on for 8 hours. Eventually I restarted the ...
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1answer
363 views

Macbook Pro i7, Hard Disk space filling up before my eyes (Mavericks)

I have 84GB free on my Flash hard disk but in 3 hours it fills up to 0B. When I restart the 84GB is there again and something starts eating my HDspace again. With Grand Perspective it does not show ...
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1answer
749 views

Mac stuck in safe boot

I accidentally did a hard reset on my mac by doing contorl+c when my mac was booting up. I typed /sbin/fsck -fy because it was supposed to fix my Mac so that it is no longer stuck in safe boot. It ...
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32 views

I have a free space in my HD. I can't use it or modify it. I

Whenever I click apply after changing the options in disk utility, nothing happens. I can't also find the free space partition using terminal. What should I do about this?
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63 views

What is the proper way to save Application Information Before Reformatting My macbook?

My mid-2009 17" Macbook running Mavericks is running really slow and constantly freezes. I went to Disk Utility and ran "Repair Disk," but after about 3 minutes it said: "Disk utility can't repair ...
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77 views

5k iMac won't recognize hard drives

Just got a new 5k iMac and none of my Seagate hard drives will work with it. it says it's not recognizing the HD. In Disk Utility it won't allow me to repair or verify. The repair and verify buttons ...
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8 views

iMac not letting me downgrade to mavericks via USB [duplicate]

I already asked this question but because I didn't sign up it won't let me respond to anyone, but here it is again *with more info. I made the mistake of installing Yosemite without backing up my ...
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2answers
392 views

exFat Hard Drive not showing up on mac OS X 10.7.5

I formatted a 1TB Seagate USB 3.0 hard drive as ExFat to be used on both a MacBook and a Windows PC. The formatting was done on Windows and there isn't any issue when I access it through Windows. I ...
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1answer
80 views

Backup keychains from hard drive

During the installation of Yosemite, I got locked out due to my hard drive having some errors. Thankfully I had a Windows partition and am able to access my files. However, how do I backup my ...
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997 views

How to let Time Machine automatically delete older backup files to free up disk space?

How to let Time Machine automatically delete older backup files to free up disk space? It does not seem to automatically do it as it starts a backup and failed at the middle complaining not enough ...
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264 views

Disk Utility won't let me remove partition. No matter what

Since Yosemite was released this month, I decided to inaugurate it by downgrading from Mavericks to Snow Leopard. I decided to back some files up in a partition (on Mavericks) before wiping the main ...
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76 views

Macbook waking harddrives when i walk near it

This might be hard for some to believe but i swear it is a fact. I purchased a brand new MBP Mid 2014, 2.8 Ghz 1TB 16GB. Works well. I have a few external drives connected to it. When i put the MBP ...
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364 views

Hard disk drive problem with Macbook Pro, can't see and repair it

I have a problem with my MacBook Pro 13'' mid 2012. I have an external HDD and when I insert it, it doesn't appear on the desktop. If I go into Disk Utility I can see it, but it is written in light ...
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2answers
618 views

How to connect an extra monitor and a thunderbolt (LaCie) harddrive on a MacBook Pro (13" mid 2012)?

I have a 13 inch Mid 2012 MacBook Pro and I want to connect my LaCie Thunderbolt hard drive and my extra 21" Monitor but the MacBook Pro has only one thunderbolt port... How it will be possible ? ...
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52 views

Time machine backups on a USB HDD show as “Other”

As the screenshot shows the TM backups are listed as "Other" in the storage overview. The actual backups are shown taking measly 131 MB. The disk is used exclusively for backups and has no other data ...
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17 views

Couldn’t modify partition map because file system verification failed [duplicate]

I accidentally deleted a bootcamp partition within Utility Disk. I tried to reclaim the free space by dragging over the free space but it does not work. Beyond this I verified and checked the disk ...
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33 views

Why is Time Machine only using 20% of its partition allocation

rMBP Late '13, running Mavericks, 128GB SSD. I have a 1TB drive, partitioned equally via Disk Utility to two drives. One is used by Time Machine, the other by Copy Carbon Cloner. I think my concern ...
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28 views

Can you add a 3rd-party hybrid disk to a 2012 Mac Mini?

The Apple Fusion drive is done predominantly through clever software, I wondered what happens if instead of trying to do a DIY Fusion with 2 drives, you just replace the standard fixed drive with a ...
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1answer
634 views

Can you Recover Data from a Filevault encrypted harddrive externally?

My mac won't boot and it maybe a harddrive issue, but I need to get the data off it, is it possible to recover the data using a set of tools if I know the password and have the appropriate cables?
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1answer
140 views

Macbook Pro can't connect to internal hard drive even after changing the cable to the main circuit board

So I thought my macbook's hard drive crashed last month when a folder with a question mark didn't allow me to use it. I got it replaced, but shortly after, the problem persisted. I thought it would be ...
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160 views

When copying a directory from one external HDD to another Finder tells there are more files than in the whole HDD

I have this problem when trying to copy files from one external HDD to another, the thing is that in the first HDD the Disk Util app says it has 10,702,660 items and when I try to copy them the ...
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45 views

Install linux to an encrypted FV2 disk

I got a macbook pro 9,2 (non-retina 13'') with mavericks. The HDD is 1TB and I have activated full disk encryption with FileVault2. I want to split this HDD to two partitions, one 800GB that ...
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212 views

MacBook Air stuck with Apple logo and spinning circle

My MacBook Air isn't loading past the screen with the Apple logo and the spinning circle. I have done an OS X MOUNTAIN LION reset via Disk Utility and it installed, but still nothing. I have done the ...
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521 views

I'm planning to sell my laptop, and I need to know if I have my bases covered. Kindly confirm please?

I have a 13 inch MacBook Pro (10.5.8 OS X - I think it's called Leopard). I do NOT have the installation CD - so I cannot reinstall the OS and thus ensure that I have securely deleted everything from ...