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

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can't rename HD

My son's mac running 10.11 has the hard drive named this curie HD""""""""""" copying and pasting reveals lots of spaces after the sequence of " characters. I can't rename the HD in Finder. Every ...
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2answers
56 views

Seagate is not allowing me to make partition on MS-DOS (FAT) Or ExFAT!

I just bought an external hard drive (Seagate Backup Plus Slim 2 TB) for my Mac (Yosemite installed) for professional photography. I wanted to make partitions for both Mac and Windows, but it only ...
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1answer
29 views

MacBook Pro Hard drive crashed

I have a 2009 MacBook Pro 15". I woke up one day, but my Mac didn't. I was getting nothing but a blank screen so I tried to shut it down a reboot it. Now it won't boot up.. I get the white screen as ...
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1answer
25 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 ...
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1answer
36 views

MacBook Pro mid 2012 13.3 HDD cable performance

I am helping a friend to fix her MacBook Pro 13.3 performance problems. It was barely booting, and terribly slow for disk seeks. Then I replaced the HDD. It was perfect with new SSD and El Capitan ...
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1answer
239 views

Updated to 10.11.4 now getting “Disk not ejected properly” every time my Mac mini sleeps

Been running El Capitan since it was officially released. Updated to 10.11.4 a few days ago. I have a WD Elements USB 3.0 drive connected to my Mac mini (directly to the rear ports, not via a hub). ...
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25 views

Blinking “forbidden” and “question mark folder” symbol. SATA cable is the problem?

A couple days ago my macbook pro mid 2012 was running perfectly, with a SSD drive that I,ve installed about a hear ago (I also updated my ram up to 8 gb). The day after that I turned on my computer ...
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67 views

Revert Apple CoreStorage volume back to Apple HFS

I have a computer that is encrypted with Symantec PGPWDE. A scripting error occurred when trying to decrypt the system and remove PGP and convert the disk to CoreStorage to prepare for using file ...
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19 views

iMac partition grid screwed. Please help?

So yeah i guess i screwed up my iMac 5k retina's (late 2014) partition grid big time and i need your help. It all started yesterday when i tried to format my computer. I'm selling it tomorrow, that's ...
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2answers
143 views

I updated to 10.11.4 (15E65) and now I suddenly have 100 more GBs of space free?

What could be the cause of this? The only thing I can think of would be mobile Time Machine backups, but I have no idea.
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56 views

El Capitan keeps creating new mountpoints for external drive

I am new to Mac, I used Linux before and I am experiencing troubles with my external HDD (NTFS formatted). I used osxfuse to mount it as read write (via ntfs-3g) - I used tutorial from this site ...
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1answer
30 views

Error while unpartitioning hard drive?

I've tried to install Ubuntu (and gave up), but now there's a stuck partition, of 24.22 gigabytes. The pink shows the partition. I want to unpartition it, but when I try to delete it, an error ...
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1answer
74 views

USB external harddrive not being recognised

My WD 2 TB hard drive has suddenly stopped being recognized by my MacBook Pro, running OS X 10.11.3, but it's working on my ThinkPad, running Windows 7 and Linux Mint. The solution I found was to ...
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2answers
93 views

When Mac OS freezes is it ok to hard shutdown?

I have a MacBook Pro Retina, so it has an SSD but no HDD. I use Dr. Cleaner and I've often noticed that when 99% of the app memory is being used, the OS X El Capitan freezes. At this point of time, ...
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1answer
94 views

Cannot reformat external drive with no file system

This whole mess started with trying to encrypt Time Machine backups. I have a 4TB Lacie P9230 external drive which has been working for about a year just fine. The drive has been partitioned into two ...
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25 views

Large Library/Containers directory

The directory ~/Library/Containers has size 39GB on my system. This is huge. I guess that the directory contains some files created by running various apps. So the more applications I use, the more is ...
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1answer
63 views

Is the hard disk of a late 2015 27" iMac 5k still replaceable?

I'm getting different information from the web vs. Gravis. I'd like to know if the HDD of a late 2015 iMac 27" model can still be replaced. According to Gravis it's soldered. My idea was to get a ...
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32 views

Mac OSX installed in 2 Hard Disks. Want to Remove applications and OS from one

I have a 13" Macbook Pro (Mid 2012) (El Capitan). Recently, I replaced my Optical Drive with a Samsung 250GB SSD. After some days, when I booted up my Mac, it showed white screen and quick google ...
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32 views

System Crash with El Capitan

My Mac, which stays powered up 24/7 just crashed. I recently installed a second ssd in it, so I'd like to know whether the following is related with the disk. Thanks. Sat Mar 12 01:28:06 2016 *** ...
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2answers
50 views

MacBook Pro not booting from hard drive

I got a MacBook Pro that has a problem booting, or even seeing the hard drive. I have used the recovery console to install OS X onto a USB drive and have booted into that and can't actually see the ...
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1answer
90 views

Disable the disk check when reconnecting an improperly disconnected disk to OS X

If you disconnect a removable drive without ejecting it first, the next time you connect it, Windows or Mac run an fsck check on the disk to ensure data integrity. Windows will ask if you want to ...
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35 views

SSD reporting SMART failure on Wear Leveling Count - but investigation seems like it is within threshold

I have owned this MBP for about 1 year 6 months, and for the past 8-9 months or so it has been telling me the start up disk has critical errors and that i need to replace it. I have ignored these ...
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2answers
79 views

Running a Windows VM from external flash drive

I'm using a MacBook Pro Retina 15" with only 256 GB SSD storage, however, for my new job I need to be able to run Windows on it. I'll need to install Visual Studio and some other tools on the Windows ...
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1answer
50 views

Invalid Node Structure – Broken File system? Data Recovery!

So, the other day I opened up my MBP 2011 (on El Cap) and found it's battery to be drained. Plugged it in and booted it up and got a flashing folder with a question mark thrown in my face. It stood ...
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1answer
168 views

fsck -fy hangs on Checking catalog file + issues booting (MacBook)

Last night my MacBook Pro crashed. This morning I tried turning the computer on, and it had a few issues.. Computer doesn't get past initial boot up loading. Fan activates loudly while starting up. ...
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2answers
99 views

Recover deleted Encrypted OS X Extended volume

I accidentally formatted an external 1TB HD to FAT file system using Disk Utility in Mac OS. The disk used to be HFS+ encrypted. Encryption was done when I created the OS X Extended partition, not ...
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1answer
11 views

I've added a second HD into my Macbook 2011 instead of CD-ROM. Is it safe to encrypt it using Finder?

Years ago I changed my cdrom in my Macbook for a second hard drive, and have been using a SSD as a first drive ever since. This HD is shown in Finder, and, clicking on it with two fingers, there's an ...
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1answer
41 views

How to show Hard Disk icon on Desktop via Terminal?

Is there a command in Terminal that allows you to show the Hard Disk as an icon on your Desktop? I know the manual process of doing it, which is, Finder > Preferences... > General and check "Hard ...
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58 views

Fusion drive suddenly not bootable: “Too few free segments”, made read-only

I've dealt with a lot of disk issues over the years admining lots of different OSs, but this one is new to me... help/ideas appreciated before I give up and restore! Woke up this morning to my iMac ...
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2answers
61 views

Cannot copy from MAC to Pendrive

I attach pen-drive to my Macbook-air. It is detecting and I can also copy from my pen-drive to my Hard disk. But I cannot copy data from Hard disk to pen-drive. I tried with different pen-drives, but ...
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1answer
99 views

How can I fix Error: -69877: Couldn't open device after interrupted formatting process?

This question, possibly the same question, has been asked: Couldn't open device However, my question hopefully demonstrates a more specific scenario as the situation in which caused the error ...
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166 views

How to fix Mac hard drive partition showing as Fdsik_partition_scheme

My situation seems very similar to how to fix GUID hard drive corrupted to MBR but with enough differences that I haven't been able to put together a confident solution. I have a 3TB Toshiba drive in ...
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17 views

MacBook Pro 17" Late 2011 - Does the Optibay support SATAIII SSD?

I have a Late 2011 MacBook Pro 17" with an SSD in the main drive slot and a HDD in the optibay. Yet I was interested in installing a RAID0. I have checked with system profiler to see that, of course, ...
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36 views

Cannot Repair Macintosh HD, after loading into OSX, it become a [X]

When i restart the computer and loading with the apple logo, wait for few second, and the apple icon become [x] My Mac is OSX EL Capitan (v10.11.3) I used Disk Utility "First Aid" and found that ...
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3answers
150 views

Missing space on Fusion Drive (partition problem)

I know this or similar problems have been discussed, but (to be honest) I can't see the trees for the wood. I tried to create a partition on my fusion drive (1TB Hd + 240 MB SSD). No partition was ...
2
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1answer
162 views

Macbook freezes (keyboard, mouse, audio not working) with external hard drive

I've installed some apps on external hard drive, as I don't have enough space on my macbook's drive. Sadly macbook behaves really weirdly few times a day. Basically it freezes completely (although ...
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2answers
115 views

Is there any way (software) to defrag NTFS on Mac?

I have a lot of external hard disk drives, mainly formatted in NTFS since I have both Windows and Mac. I know iDefrag, but it only works with HFS hard drives and I was wondering if there are any ...
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1answer
103 views

My External hard drive fell and not showing up on Mac

1 week back my 1TB Seagate Expansion external hard drive which I used for Time Machine backup fell on ground. I freaked out and immediately connected it back to Mac. and to my horror the drive didn’t ...
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1answer
105 views

Mac Pro APPLE RAID volume questions

My Mac Pro 4.1 (circa 2009) has a MacPro Raid Card and the software shows two storage volumes - one 1TB SAS disk and one 2 TB SAS RAID volume. The removal of the Parallels volume leaves me with the ...
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51 views

How can I reduce the hard disk space occupied by “Other”?

On my internal hard disk "Other" (as shown in "About this Mac") is using 167.99 GB of 251 GB. I already used Daisy Disk and removed 30 GB (it was 200 GB before). How can I further reduce it?
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1answer
141 views

Unmounted hard drive times out ejecting or mounting

I have a Drobo connected via Firewire to my MBP which is causing me some issues. Here is the diskutil info: Device Identifier: disk2s2 Device Node: /dev/disk2s2 Whole: ...
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30 views

Drive stays mounted for just a couple of seconds

I have an externa WD My Passport Pro disk configured as two individual 2 TB disks. After I erase it (Journaled, Encrypted, Case insensitive) it is mounted and immediately unmounted. Disk Utilities ...
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1answer
101 views

Upgrading SSD on mid 2014 MB: which SSD?

I have a pretty simple issue. The SSD of my mi-2014 Macbook pro (retina - MacBookPro11,1) seems to be too short (256GB). So I'm considering buying a 1Tb SSD for my Macbook, but I read, here and ...
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2answers
164 views

Encrypt External Hard Drive for Mac and Linux

I have an external hard drive that I backup with Time Machine. I'm trying to determine the best way (or if it's even possible) to encrypt it so that Time Machine can still back it up and it can be ...
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1answer
118 views

New SSD problem

I've just installed a new SSD replacing an HDD in my old (late 2008) iMac. When I switched it on all I got on screen was a question mark. On the advice of my son I tried cmdR during switch on with ...
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32 views

Does my stuck shift key affect the proper boot of my installation mediums?

I have a late-2009 unibody Macbook Pro. My left shift is stuck for ages and I have been avoiding this problem by pressing some other keys during boot to avoid safe mode and by using Karabiner to remap ...
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2answers
46 views

Inherit Time Machine backup after changing source hard drives

I am using Time Machine to backup an external HDD (A) (2 TB) linked to my computer to an external 6 TB HDD drive. I now had to shift the data from HDD (A) to a new 3 TB one (B). Is there a way to ...
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2answers
196 views

I want to clean install OS X (El Capitan) on my MacBook Pro with two internal hard drives

I have a MacBook Pro Late 2008 with two hard drives in it. (I replaced the CD drive with my original drive and I added SSD 60 GB on which I installed the OS X Yosemite. This happened some years ago.) ...
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0answers
22 views

Can I make my external drive stop being busy so I can repair it?

I have an external drive that shows up in Finder (Yosemite -- 10.10.5) with it's top-level folders visible and correctly named, but the folders are shown as empty even though the drive shows the ...
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20 views

Might have spoiled the flash drive while trying to create a bootable disk on Yosemite

Basically I was following the steps given in the following site: How to create a bootable USB stick on OS X I did not get a screenshot of the terminal, but when going through step 8, it was ...