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

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How do I get my photos/videos off of icloud directly to an external hard drive?

I have a MacBook Air and a hard drive that is compatible. I have already moved all photos and videos from my computer storage to my harddrive so no issues there. My problem is that I can't figure out ...
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Grey screen apple logo prohibitory sign etc MacBook 2009

I have an older Mac book that will not boot. I have tried all key commands including fcsk which resulted in a "mach kernel" end result, so nothing worked. I don't have a system install disk (bought ...
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1answer
25 views

How can Disk Drill say it has recovered 2.4 TB of files when the HDD is only 2 TB?

I had a serious failure on a 2TB external HDD this week. Yosemite says the drive is "not readable by this computer." Oh well, it happens to all HDDs sooner or later. Even though the contents could ...
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29 views

Corrupted WD hard disk? Macbook Air says “hard disk not readable”

So one night I finished editing a video and I was so excited that I got up and realised the hard disk was still connected to my Macbook Air. When I stood up, the hard disk was hanging on the Macbook ...
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1answer
28 views

ATA Drive vs Flash Storage

I am a student who is looking to buy a Macbook. My budget is 1200 USD. I will be using it for programming mostly. I came across 2 laptops: 13-inch MacBook Pro Item Price:$1,134.00 Hardware 2....
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Time Machine Backups - Very Slow and inaccurate size

So about 1 1/2 years ago, I bought a WD My Passport for Mac as my Time Machine backup disk and a place to store files. When the drive gets around 5 or so backups, I still have plenty of free space ...
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38 views

Format the External Hard Drive from Hell

I have an external drive that is basically completely screwed. It’s just for backups, and I have redundant backups, so I don’t care about losing the data, I just want to completely format it and get ...
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1answer
37 views

El Capitan Installer consistently corrups HFS+ superblock

The standard, non-beta El Capitan installer corrupts the HFS+ superblock, and states that it cannot fix the hard drive and cannot continue with installation. (The repair tools won't fix the hard drive ...
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1answer
25 views

Needing to run fsck -fy “often” should I send to repair?

Every month I usually give a go to Onyx so I repair all permissions and such. Every time I do that, I get that I need to repair the Disk and I end up having to boot with the single user (in which I ...
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1answer
17 views

Where is the hard disk in the mid 2012 15" Macbook pro with retina

I was following various guides for replacing the hard drive. However my mac does not seem to have the standard 2.5" SSD/SATA drive: see this screenshot: The black rectangular sections are too small ...
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20 views

Transferring Windows 7 OS from my Mac to an external harddrive

So, in disk utility my Windows 7 is under the same internal hard-drive as the Mac OSx, but it shows that my Windows 7 OS is also not-mounted and the format is MS-DOS (FAT). I want to literally just ...
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1answer
34 views

How to install windows 10 using bootcamp?(Hard disk problems)

Here's what I did while installing windows 10 using bootcamp.Firstly,i modified the Info.plist file of bootcamp in order to create a live usb(since I have a MBP with an optical drive).It worked.While ...
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1answer
18 views

How to automatically turn off external hard-drive connected to Time Capsule when idle?

I have a 5th generation AirPort Time Capsule (3TB) with an additional G-DRIVE GEN4 (3TB) external hard-drive attached to it. The external hard-drive has an on/off switch. Is it possible- and how can ...
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1answer
19 views

Does Time Machine take advantage of two backup disks to backup more fine-grained snapshots?

I use Time Machine with two backup hard discs. Does Time Machine create an identical copy of the data on both disks, or does it back up more fine-grained snapshots to different disks, so that I have ...
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1answer
19 views

how to start operating system on a Samsung SSD when old hard drive was broken so had to replace [duplicate]

Recently went into Apple with my early 2011 MacBook Pro, was told that my hard drive was broken. So I decided to replace it myself with a Samsung 850 EVO, all went okay, but now when I turn it on all ...
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5 views

Cannot make a new partition out of empty disk space

El Capitain on a Macbook Pro 2012. I have more than 100GB of empty (unpartitioned) space on the main hair drive but the Disk Utility does not allow me to partition it. All the controls (partition name ...
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1answer
22 views

External Hard Drive Doesn't Initialize

I have just purchased an 2.5" external hard drive enclosure to accommodate my 2.5" SATA hard disk for use on my El Capitan 10.11.5 MacBook Pro Retina 15 (A1398) computer. However, every time connect ...
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17 views

Transferring from HDD to SSD - Error while Migrating Old Data

I recently installed an SSD in my girlfriend's Early 2011 MacBook Pro running 10.9. I put the old HDD in an external enclosure connected it to the computer with a USB cable. I formatted the SSD ...
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1answer
34 views

How to repair a drive after accidentally changing the partition scheme?

I was using the Boot Camp. Somehow I managed to change the GPT partition scheme on my external hard drive to a MBR partition scheme. Below is the output from the command sudo gpt -r -vvv show /dev/...
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27 views

Can I boot from an external drive that has Windows installed?

I have a MacBook in which I installed Windows 7 SP 1 using Boot Camp Assistant. The laptop itself is too old and sometimes I run into glitches, e.g., screen is black but light is on. I also have a ...
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11 views

Macintosh HD partition only 90gb

I was trying to delete my Windows 10 partition but there was an error with bootcamp saying that I couldn't delete the partition. I booted into single user mode and typed the command /sbin/fsck -fy ...
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1answer
14 views

merge empty above the startup disk with startup disk

trying to merge empty greyed space above my yosemite startup disk to make my entire 500 gb hard drive just one whole disk, instead of 250 gb grey above my 250 gb yosemite startup in disk utility?
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1answer
35 views

WD My Passport 0820 USB HFS+ data disk drive partition problem following accidental use of Recovery Assistant

I have edited this post in view of recent developments I have a 2 TB USB Disk used for all my data. I accidentally ran Lion Recovery Disk Assistant on it, instead of my Pen Drive, to make a bootable ...
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12 views

WD Passport USB 3 Drive HSF Journaled is recognised but the drive won’t mount

I accidentally ran Recovery Disk Assistant on my USB HD .Then the Hard drive stopped mounting or showing up in Disk Utility . It showed up in terminal though On Googling i found gdisk to be the ...
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1answer
34 views

iMac making strange electrical clicking noises

I have a late 2014 5k iMac with 256GB SSD drive. Last night my iMac started making noises similar to that of a disk drive when it's reading and writing. After poking around I found that the noise ...
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1answer
14 views

How can I check if a new hard disk is detected by Mac EFI at boot?

I have a Mac Mini (late 2012) and have added a new hard disk drive in it. But Mac OS 10.10.5 is unable to detect it. If this were a PC, I'd check the BIOS to see if it was detected and listed there, ...
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29 views

Is it possible for only a part of the HD of my MacBook to not work properly?

My MacBook suddenly crashed yesterday. On startup, the computer would always shut down after a few seconds. I used ⌘ Command R to go into Disk Utility from Recovery HD to see what the problem was and ...
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1answer
56 views

New internal hard drive not spinning on MacBook Pro A1278 13", Mid-2012

The Hitachi 5K750-500 initially installed in the MacBook A1278 13", Mid-2012 failed. I bought a new hard drive (Seagate ST500LT012) but it was not detected by the Disk Utility. I found that the hard ...
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9 views

Persistent HDD/SSD problems

I have a MBP Late 2012 (non-retina) and two years ago I upgraded my computer to use two SSD's, 240GB on the main socket and a 120GB on the drive caddy and I had no problem until this year. The first ...
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37 views

Can 'Repair Disk' in Disk Utility harm my data?

I have a MacBook Pro 2011, which suddenly isn't booting properly. When it starts I press Cmd+R to get to Disk Utility, and I used Verify Disk and got: Invalid leaf record count (It should be 2142 ...
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32 views

How can I use my thunderbolt 2 hard drive on the new (usb-c) Macbook?

I want to upgrade my ageing Mac Mini to a new mac this fall (probably a new macbook pro) and I'm assuming they'll be USB-c only. I have 2 big external hard drive daisy chained that only have ...
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84 views

My Seagate 4TB HDD doesn't mount in OSX El Capitan

My Seagate 4TB HDD doesn't mount in OSX El Capitan on my MacBook Retina. I have been using it for the last week on this computer, but today it doesn't mount. It shows up in Disk Utility, but when I ...
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19 views

How to fix Toshiba external hard drive with missing EFi system partition?

I plugged my sister's Toshiba hard drive into our TV. After I unplugged it and plugged in back to our computer it says that the disk cannot be read so I tried to repair it using the Disk Utility on ...
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24 views

Can't create a new partition on an external drive's free space

I have a USB2, 500GB external hard drive that I use for Time Machine backups. In order to test something, I created a new partition in the drive, roughly 30GB in size. Once I was done with my tests, I ...
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39 views

OS X hangs up intermittently - spinning beachball of death

My MacBook Pro hangs for 5 to 10 seconds intermittently. Basically, when I either click or type, the computer just hangs and then the spinning beachball shows up and it takes about 5 seconds to ...
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1answer
18 views

External hard drive does not eject

Since I encrypted my external hard drive it does not stop running after I press eject. It disappears from the sidebar in Finder but it does not stop running. I have removed it and connected it again ...
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1answer
65 views

macbook mid 2010 13" won't recognise ssd crucial mx200 HD 500gb placed in the optical drive

I have a macbook pro 13" mid 2009 2,26GHz with HDD 160gb. I recently replaced my optical drive with a crucial SSD 240GB and it works really good and it was quite an easy process. Now i am trying to do ...
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45 views

OS X: Can I track what files are being accessed on a disk?

I have several external hard drives. They're consumer drives which "go to sleep" (spin down) automatically when unused; I can't (and don't want to) run them 24x7. I use them strictly for backup and ...
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1answer
16 views

problems with computer itself due to improper disconnection of disk?

I know if a disk is not ejected properly, that can cause corruption or data loss on that disk. But can it cause problems with the Mac as well, such as with the file directory? And if it did cause ...
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1answer
22 views

Mac keeps booting into disk utilities

my mac kept getting stuck on the apple logo when booting up so I went into recovery mode and formatted the disk and installed OS X again. But for some reason it is not booting normally when I switch ...
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1answer
37 views

New uninitialised SSD not showing in Disk Utility

I have bought a new Samsung EVO 850 SSD, it is yet unformatted. I have a SATAI/II to USB3.0 dock which I want to use to get the drive formatted, but it is just not showing up in Disk Utility (Recovery ...
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How do I maintain/extend the user access control from my internal hdd on an external hdd?

I attached an external Firewire HDD do my iMac and want to maintain or extend the user accounts and group structure that I have setup on my internal HDD to my external HDD. How do I go about that? Is ...
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10 views

Can not boot anyway to restore files

I can not get my Mac Book Pro to boot. It will only boot in Recovery mode. I am assuming I need to reinstall the OS but anyway to save files? What if I connect the hard drive to an enclosure and ...
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25 views

Cannot Enable Jounraling (OSX Lion 10.7.5)

so I am trying to enable journaling on my main disk. I booted up from a thumb drive with OSX installed on it and opened disk utility, and the button enable journaling is greyed out and unclickable. It ...
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1answer
13 views

“Startup disk” in “About this Mac”

I noticed that on when I go into "About this Mac" on my iMac I see a parameter named "Startup disk" while on my MacBook I do not... Is this because I have multiple disks in my iMac and only one in the ...
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1answer
57 views

After update OS X EI Capitan, external hard disk format changed

I always use the same external hard disk on my Mac formatted as OS X Extended (Journaled). After upgrading my OS, it's recognized as NTFS volume now. What should I do?
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2answers
90 views

Hard Drive not showing up in Disk Utility

So I arrived home from school today and wanted to use my iMac, but somehow it wouldn't react. I pressed the power button until it shut down (or crashed...) and rebooted it. After rebooting everything ...
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30 views

External Hard Drive Not Showing Up after dragging it to Terminal?

So from the left side of the Finder I accidentally dragged my external hard drive and now it doesn't appear there. I would like to see it there, I know it's reading it because I did an ls /Volumes and ...
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37 views

Why does my external harddrive not work when attached to this USB3 Hub?

I own a Macbook Pro 15" Mid 2015 which supports USB 3.0 and bought a Western Digital 2TB external USB3 harddrive and a USB 3.0 Hub from Anker with external power supply. When I plug-in the harddrive ...
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212 views

Sometimes Mac doesn't recognise my external hard drive

I have a Western Digital My Passport Ultra 1 TB external hard drive that is formatted FAT32 and a 16 GB Silicon Power USB thumb drive and both of them uses USB3 but my MacBook Pro sometimes doesn't ...