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

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How do I spin down a secondary disk when not mounted?

I have Macbook Pro 13" (Early 2011). I replaced the SuperDrive with a SSD that now is my main disk. The existing HDD is used for Time Machine and nothing else. I have 2 problems with the secondary ...
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1answer
6k views

Customize the Boot Camp Drive Icon in Lion

A while ago, I remember having customized the Boot Camp drive icon with a pretty simple hack. It was on Mac OS X Tiger. And it was that hack. Now I'm running Lion. Windows 7 is comfy on his Boot ...
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2answers
952 views

External USB hub for 4 external hard drives

I have a macbook pro. And like all macs, there is never enough ports. I've been searching and searching to find a USB hub that power 3 external USB hard drives. Any advice?
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5answers
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“Couldn’t create temporary file.” error when erasing free space on external disk

I was trying to wipe the free space of an external USB 3.0 disk in OS X (Yosemite) disk utility. However, I receive the following error: EDIT: The disk is formatted as GUID / Mac OS Extended ...
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1answer
1k views

Can I Mount a Hard Drive in Mac Pro Tower as Read Only?

I'm trying to recover data from a failed external Fantom RAID Drive enclosure by plugging the drives into a Mac Pro tower, but I'm concerned that OS X might write to the disks and jeopardize the RAID ...
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2answers
12k views

disk full - Mac OS won't boot

My friend has a problem getting Snow Leopard to run because the disk is completely full. I suggested getting into command line mode (CMD+S on boot) and delete some things, but it didn't work (nothing ...
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2answers
3k views

Moving file between disks in Mac OS X?

Is there any way so when I drag and drop a file from one disk(A) to another disk(B) the files are moved instead of copied? I have a mac book pro and a mac pro(old cool one) and when I drag and drop ...
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2answers
518 views

What process is accessing the hard drive?

I can hear the hard drive chugging away when it should be idle. Some process is writing/reading from it in semi-random bursts, let's say once every second. Very annoying and wasteful. I tried ...
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3answers
68k views

How do I get an operating system onto a new hard drive?

I will be installing a new 500GB hard drive in my macbook. It is a late 2008, aluminum, 13-inch screen. Once I install it, how do I get an operating system that's 10.7 or newer (downloaded from the ...
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1answer
572 views

I just overwrote my folder while mounting a hard disk drive. How do I undo/recover it?

I was trying to mount a Linux filesystem on a Mac and accidentally mounted it to my ~/Documents folder using a utility ext4fuse. Below command is the issued command: sudo ext4fuse /dev/disk2s7 ...
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3answers
25k views

I think I messed up the Fusion Drive on my 1TB iMac (with BootCamp)

this is a somewhat similar post to this one (Can't create partition on free space with Disk Utility) but not quite... It started with me creating a BootCamp partition (around 145 GB) for Windows ...
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4answers
74k views

How to make my iMac recognize my USB external hard drive?

I just bought a new Seagate hard drive for Time Machine backups. I plugged it into my iMac and the hard drive never showed up in Finder. The drive does not appear in Disk Utility and the command ...
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1answer
5k views

Where are notes stored in Mountain Lion

I ha a hard drive that died recently in my macbook, I've replaced the hard drive etc so no issues there. Unfortunately, it appears I wasn't backing up the notes app to iCloud, and I really need to get ...
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1answer
706 views

how to fix GUID hard drive corrupted to MBR

I am on OS X 10.9.5 with a late 2013 iMac. I have a 3TB hard drive that has an unusual problem. It is a Western Digital 3TB Red WD30EFRX. I formatted it with two partitions, both 1.5TB. One was a ...
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2answers
173 views

When does macbook second HD work?

I changed my optical drive with my old HDD and it works great. Now i have a SSD samsung 840 evo 250 GB. The battery doesn't last as long as before, but still works quite well. The only thing it ...
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3answers
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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2answers
7k views

Is there room for two drives in the 27" 2012 iMac?

I've looked around a bit, but can't find anybody saying whether there is room in the new slim iMac for an extra internal SSD. I used this tutorial about a year ago to add an additional SSD to my Mid ...
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2answers
91 views

Switching MBP from hard drive to SSD

I have a mid 2010 13" MBP that I am wanting to last me a couple more years. It was suggested I get a SSD to replace my hard drive, so I bought it but need to know some stuff before switching to it. ...
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1answer
128 views

How do I get rid of errors for disconnected networked drives?

Every time I log into OSX 10.9.4 (and several slightly older versions since I've been updating) I get several pop-ups asking me to connect to a remote/networked drive that I've previously configured, ...
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1answer
1k views

Migration Tool VS CCC

I have a 2010 Mac Pro. Still running Snow Leo, as there are still quite a few programs that are PPC and I'm not prepared to update all of them. My current boot drive is 1.5TB and I'd like to swap it ...
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2answers
5k views

Should I stop using my Mac while the hard disk is being cloned?

As one of my backup solutions, I use an app (SuperDuper!, if it makes any difference) to make a clone of my Mac at the same time every evening. Sometimes I am still working at that time. What I want ...
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2answers
1k views

JDiskReport is damaged, can't be opened

I have tried downloading and running JDiskReport 1.4 a few times now, and after unzipping it and clicking on the executable I get the message: "JDiskReport" is damaged and can't be opened. You ...
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3answers
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Tracking down frequent (every 20 seconds) SCSI hard disk drive access in 10.7

In a Lion Server (10.7.3 and 10.7.4 tried) system with multiple drives attached to an HPT SATA controller, there is some process that keeps accessing the hard disk drives exactly every 20 seconds. As ...
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1answer
1k views

Is there a HDD/Hard-Drive testing tool for mac?

I just found an external HDD in my shelf and want to sell it :-) Before this, I tried to delete all the files on the HDD, but the disk utility of Snow Leopard aborted with a known error "Disk Erase ...
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1answer
357 views

How fast should my MBP internal drive be?

I'be been experiencing an ongoing (if not precisely measurable) feeling that my MBP is underperforming, and it seems to be related to disk IO. I recently downloaded a disk benchmarking tool, to see ...
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4answers
604 views

How can I automatically have my Trash emptied when disk space gets below a certain point?

Sometimes my hard drive gets low on space, and various things don't work properly until I empty the Trash and free up some space. I know there are applications that empty the Trash after a set ...
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2answers
2k views

Can I use an HFS+ usb disk with encryption enabled with a Time Capsule (2TB is mine)

I have a 2TB Time Capsule (version 7.6.1) and I want to connect a USB disk formatted as HFS+ with encryption enabled (on MAC OS X Mountain Lion). When I connect it directly to my iMac, it asks for a ...
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3answers
5k views

Best file system for an external hard drive sharing between OS X and Windows

I would like to buy an external hard drive that I'll use on Mac OS X and on Windows, but I don't know the best file system for it (reading and writing on the both system). I know I can used FAT32 ...
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3answers
3k views

Synchronize USB hard drive between Mac and PC

I have a large (750GB) FAT32 formatted USB hard drive and two computers - a MacBook and a PC - and I want to keep synched and duplicate versions of my work folders (images, word documents, videos etc) ...
4
votes
1answer
244 views

Is it safe to unplug a drive while MacBook is asleep? (i.e., does sleep unmount drives?)

Is it safe to unplug a drive while MacBook is asleep? (i.e., does sleep unmount drives?) I think probably not, at least if a file operation was running when you put the computer to sleep, I guess it ...
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1answer
671 views

Apple Sudden Motion Sensor and Hard Drive Upgrade

I'm looking to upgrade a notebook hard drive and wanted to use the Hitachi Travelstar 5K750. Will it work with the Apple Sudden Motion Sensor? Do I have any way of identifying drives that will play ...
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2answers
3k views

Optimal method to test an external hard drive?

I've got an HFS+ formatted external drive that is starting to act a bit funny, mainly causing my mac mini (finder) to freeze up on occassion when accessing it. Fearing imminent failure, what is the ...
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3answers
700 views

Can the hard drive in an Apple TV be upgraded? How?

I own an Apple TV, with 160GB of internal storage. I'm interested in replacing that hard drive with a larger one, perhaps 640GB, or else the largest 2.5" drive I can get that would be compatible. Is ...
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5answers
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Paragon NTFS for Mac 14 doesn't see NTFS disk (OS X 10.11 El Capitan)

I upgraded my Yosemite to El Capitan few days ago. Also recently Paragon sent me an e-mail with an offer of free upgrade from version 12 to 14. Since I bought ver. 12, I decided to install version 14. ...
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2answers
2k views

How to empty MobileBackups.trash content

I noticed that OSX reports a wrong disk space amount, reporting that "Other" space is near to 170Gb. Digging into the issue here "Huge inconsistency in disk space measurement, missing 50% of the ...
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2answers
725 views

Prevent Spotlight from indexing future hard drives

Using Mavericks, how can I prevent Spotlight from indexing all drives except my primary internal drive? In my work, I connect dozens of new drives every week, and I do not want the .Spotlight-V100 ...
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2answers
958 views

Space Occupied By Other Files And Folders On Hard Drive

I have been using VirtualBox to create a virtual machine to run Windows 8 on and after deleting the virtual drives and virtualbox due to having issues with Windows 8, I am missing a lot of memory from ...
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2answers
3k views

Issues with installing SSD instead of DVD drive?

It is common to replace a MacBook Pro's hard disk drive (HDD) with an solid state drive (SSD), however, that may pose a threat to the HDD if installed in the optical bay instead of the SuperDrive.* ...
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3answers
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How to load windows 7 directly (without Boot camp) in a Mac Mini with intel processor whose Hard disk crashed and so is replaced?

The hard disk of my Mac mini with 2 GHz intel processor and 4 GB RAM crashed and so I have replaced the Hard disk. How to load Windows 7 without loading Boot camp? Windows 7 original DVD is not able ...
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1answer
102 views

Upgrading RAM/HDD in latest MBP [closed]

I planning to buy a 13 inch MBP this month. Is it a good idea to stick to the standard 4GB of ram and 500GB harddrive, and upgrade it myself to 8GB/1TB? This would save me about $350. I have ...
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1answer
5k views

Mounting a “Mac OS Extended (Journaled, Encrypted)” drive formatted in Lion on either Mac OS X Leopard or CentOS 6

I formatted a Seagate FreeAgent external hard drive on a system running OS X Lion (10.7) as "Mac OS Extended (Journaled, Encrypted)". Everything works great on the Lion system. However, when I try ...
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2answers
8k views

Should I put the SSD in the Optical or Main Bay when replacing Optical Drive?

I have 2010 MBP. Wanted to put SSD in optical bay (and use it as main boot drive) because main bay has SMS (motion detection) that HDD would use. The only problem is that optical bay in my computer ...
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4answers
19k views

Writing to an NTFS volume is disabled on 10.9.2?

Hi I recently upgraded to 10.9.2 and I cannot write to NTFS anymore - in fact I cannot mount NTFS anymore unless I removed the the lines that allow me to write NTFS in the past in /etc/fstab... I ...
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2answers
3k views

How can I restore my system, using Snow Leopard, after hard-drive replacement?

I had a nearly full 500GB drive in my MacBook Pro, running Snow Leopard. As the near-full capacity was becoming problematic, I bought two 1TB drives, went home, ran Time Machine on one of them, and ...
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5answers
5k views

Western Digital external hard drive is constantly ejected

I have a 1TB Western Digital external hard drive that I use for Time Machine backups, and recently my iMac has started to randomly eject the hard drive, preventing backups. It tends to happen while ...
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1answer
816 views

Should I spin down Mac Mini's drive?

I have a Mac Mini (2010) that I use as a home server with a DAS (2 drives) attached over USB. Everything is on 24/7. From all my research online, it seems that spinning hard drives up and down ...
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1answer
457 views

How can I write files to iPod's internal disk on Windows?

when trying it I get the "can't do that" icon How can I copy new photos to the iPod?
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1answer
90 views

MacBook does not mount, does not boot, does not read drive

When i press alt on my MacBook during startup, it only shows a disk that i used to have Windows installed (which is now empty). I erased that disk when i was last logged in on OS X. Then i tried to ...
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1answer
8k views

OS X Yosemite Hard Disk Errors even after Repairing them

Basically, I do a lot of C programming (for class) so I use gcc a lot on my mac. Recently since two days, whenever I ran it, the entire computer is getting frozen, and a force restart is necessary to ...
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6answers
11k 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 ...