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

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4
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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
18k 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
votes
0answers
12 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
votes
0answers
56 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
26 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
62 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
392 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 ...
1
vote
2answers
58 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 2011-...
0
votes
1answer
42 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
216 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 ...
0
votes
2answers
21 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
19 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 ...
2
votes
4answers
42k 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
162 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 ...
0
votes
0answers
15 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
14k 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
230 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
51 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
vote
1answer
8k 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
1answer
48 views

Can not boot MacBook Pro 2011

I have a MacBook 2011 running OS X 10.11.5, 16GB RAM, 512GB SSD Drive. Today when I am restarting my computer, I accidentally pressed Cmd+R while booting. Now I try and restart my computer, it shows ...
0
votes
0answers
16 views

Can I download files directly into alias folder for Logic Pro X?

If I try to download sound files for Logic and they are supposed to get downloaded into the folder at ~/Library/Application Support/Logic/ and I have that specific folder made as an alias to a set of ...
1
vote
0answers
97 views

How can I repair hdd using Disk Utility if First Aid options (Repair, Verify) are all greyed out?

Would really appreciate any help in fixing an external drive so can use with my Mac again. I had a power loss & when computer rebooted it was unable to see the attached Freecom 320Gig Hdd (FAT32 ...
1
vote
1answer
46 views

Why is my iMac (late 2013) HDD so slow?

My iMac's hard disk has been slow from the start. But recently it is becoming unbearable. Disk read and write speeds are consistently below 50 MB per second, without any applications producing any CPU ...
2
votes
4answers
75 views

How can I find what is using the rest of my drive?

I am using a Macbook air. 64GB. My user directory has used 20.47GB Disk Utility shows 'Other' is 41.33GB and I only have 2.9GB free. What tools or command line commands can I use to find out what ...
0
votes
0answers
17 views

OS X stopped recognizing my HFS+ Time Machine partition on my USB GPT disk

I have a 2 TB USB drive that's using GPT, but OSX (10.11.4) on my macbook pro (early 2015) stopped recognizing my HFS+ partition after I inserted a partition before it ("TESTPART"), effectively making ...
1
vote
3answers
75 views

Swapping HDDs w/ Different OSX Versions, Possible?

My situation: I have a "late '08 aluminum" Intel 64-bit MacBook, still have Snow Leopard installed, and XP via Bootcamp, all on the original hard-drive. Yes, it's my "legacy" setup. The HD is 7 years ...
0
votes
1answer
51 views

How to restore OS X drive to factory defaults?

I turned off the Core Storage volume manager on my OS X partition (i.e. diskutil cs revert). Now my Recovery HD displays in Disk Utility and in Startup Manager. I don't like this and would like to ...
3
votes
1answer
83 views

Reformatting disk with no partition map

I have a 250GB hard drive that I tried to "burn" an ISO to (to make it bootable). Something went terribly wrong.This is what the disk looks like in Disk Utility (unmounted). When I mount it, this ...
1
vote
1answer
106 views

corestorage failure: missing disk, how to recover data?

This morning, my iMac show me the prohibit sign. After hours of struggling, I'm facing this: the Mac does not want to boot up. I have a lot of recent files to recover, but have this issue: root# ...
1
vote
0answers
22 views

Change Mac App Store download location? [duplicate]

I currently have a Windows partition installed on my Mac, for CptS reasons, and since that took up a majority of my storage space, I've been using an external hard drive to save documents and whatnot. ...
2
votes
1answer
1k views

HFS+ invalid number of allocation blocks

Okay so a few days ago I wanted to install Ubuntu GNOME over regular Ubuntu and it gave me the option to automatically overwrite my Ubuntu installation (that I had on a separate partition from my OS X ...
0
votes
2answers
38 views

Always ask for password when mounting encrypted partition

I have an external disk with partitions A and B. B is an encrypted HFS volume with as password. (Presented as "Apple_CoreStorage" or "Logical Volume OS X Extended"). When I connect the drive, OS X ...
0
votes
1answer
26 views

Disk utility killed my external drive

I have a problem with disk utility. I have a external USB3 drive, formatted HFS+. It should hold roughly 500GB out of 1TB of Data. Now Finder told me, that the data was there but no files were visible ...
0
votes
2answers
382 views

Can Recovery Mode install OS X onto a blank SSD?

I want to install a new Solid State Drive (SSD) into the Mac. Can I just build in the SSD, start the MacBook in Recovery Mode and install OS X from there on? After reading a lot on the internet I ...
4
votes
3answers
4k views

Remove disk image from the disk list

In Disk Utility I see two disk images (Flash Updates) But I cannot find where the image file could be. On the console with diskutil I see /dev/disk2 (disk image): #: TYPE ...
0
votes
0answers
30 views

External SSD not recognized after ejection or reboot

I have an USB external mechanical disk. It works fine, and I can remount it after ejection. Also, it is mounted automatically after a reboot, as it should be. I got an USB external SSD, too. It works ...
11
votes
7answers
24k views

How can I keep my fan from staying at full speed after replacing the hard drive?

I replaced a hard drive in a 2011 iMac (Core i7), though it was a standard hard drive and didn't have a location for the S.M.A.R.T. cord. (Or at least I think that's what it was.) Since then, the ...
-2
votes
1answer
38 views

Changing from Virtual Hard Drive to Blank External Hard Disk [closed]

I have a blank hard disk (1 TB) that has more space than the virtual disk I am running OS X El Capitan on (89 GB). My OS is running on VMWare Player version 12, being used on Windows 10 single ...
2
votes
1answer
9k views

How to move all of my mails to external HD and make them appear only when its connected

I have 200 GB of mails, and I would like to place them in an external hard drive, and to make the appear, in the Mail.app, only when this external HD is connected. Is this possible?
2
votes
1answer
1k views

Trouble Mounting NTFS drive on OS X 10.9

Mounting NTFS drives works in OS X natively. Mounting drives with fstab is common and can be seen here and here and here. I was able to successfully do it with the following addition to my fstab. ...
3
votes
5answers
6k views

How to delete partition disk0s4?

A while ago, I dual booted with ubuntu linux and followed a tutorial on youtube to do so, but later I wanted all of my hard drive to be for osx, so I deleted the ubuntu partition, but now I am left ...
3
votes
1answer
704 views

Not enough storage for El Capitan; no way to free up space

I wanted to upgrade my Macbook 2008 from Yosemite to El Capitan. Unfortunately, when I downloaded it and restarted my computer, on the "select the disk on which to install" page the only location, ...
0
votes
0answers
20 views

Had to reinstall OS X due to corrputed journal: is this a symptom of something more serious?

I have a 13'' Macbook Pro from early 2011 with a Hitachi 320Gb. HD, using OS X 10.9.5. For the last few months, it's gotten slower and slower to become responsive every time it wakes up, and I've also ...
0
votes
0answers
40 views

Recover folder hierarchy, file names, file metadata from drive?

I'm posting this on AD because I'm using a Mac (Yosemite) to do the job. This is the situation: Friend 1 has a 600GB external HDD (FAT 32 formatted) that he has been using with Windows 7. With ...
0
votes
0answers
19 views

How to safeguard OS X Drive from accidents

While browsing i found this question Accidentally used dd on my main OSX drive Is there a way to safeguard or block these kinds of things to even run specially on my OS X Drive? Also noticed that ...
0
votes
1answer
60 views

Disk size keeps shrinking [duplicate]

I am not a pro at Mac / OS X. But I know my way around. I just installed OS X El Capitan. However when I first started up, my harddisk used 30GB with 'other'. With time the capacity just keeps ...
0
votes
0answers
26 views

Time Machine Network Connected to USB Connected Hard Drive

I have a Seagate 2TB hard drive that I connected to my router and have been using for Time Machine backups for the past two years. Recently I have disconnected this hard drive and attached it ...
2
votes
1answer
94 views

How to format a Seagate HDD to OS X Extended (Journal) with Disk Utility

I have just got a new external hard disk, the Seagate Expansion 2 TB, and I am trying to format it to work on my Mac. I was told that I had to erase the disk and format it to OS X Extended (Journal) ...
1
vote
1answer
250 views

After login mac is stuck on progress bar

I have 15 inc Mac book pro with Mavericks installed. I can successfully on the Mac but I cannot login to my account. Upon press enter I get progress bar and after that I get grey screen then nothing ...
2
votes
3answers
247 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 ...