A storage device attached to a computer, but not enclosed within the computer's casing

learn more… | top users | synonyms

-1
votes
0answers
10 views

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 ...
0
votes
2answers
18k views

external hard drive found only by disk utility, cannot eject or mount

I'm using a Seagate GoFlex that seems to have encountered some trouble. The drive does not appear on the desktop or Finder. I've double checked that Finder > Preferences allows for it to appear in ...
3
votes
2answers
5k views

Error: “couldn't unmount disk” keeps coming up when formatting external HD to eXFat

I have a WD "my Passport" external HD that is currently formatted for a PC and I would like to format it to eXFAT. Every time I hit "erase" in disk util it just comes up with the error "couldn't ...
0
votes
1answer
33 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 ...
0
votes
0answers
19 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 ...
0
votes
2answers
8k views

WD MyBook appears as read-only

My WD MyBook Essential with USB 2.0 appears with read-only permissions. I set the drive up on my old Vista machine, and when Vista began crashing, I switched to Ubuntu. I still have the Ubuntu machine,...
1
vote
0answers
17 views

External USB Card reader stopped working (El Capitan)

I have two dell displays on my mac mini, both displays have a builtin card reader. For years, I've been able to insert an SD card and it's mounted w/o delay. For the last few months, I've noticed that ...
0
votes
1answer
32 views

Error code -36 - cp: Input/output error - mac

While I'm coping the file from the External hard drive to my MacBook Pro I'm getting Error code -36. Some recommended for dot_clean option, also I've tried and facing the same issue. Even I've tried ...
0
votes
0answers
46 views

Will an external USB 3.0 hard drive connected to an Elgato Thunderbolt 2 Dock run at USB 3.0 speeds even though the Macbook Pro is USB 2.0 only?

I have an older Macbook Pro (8,2 - Late 2011). It doesn't have a usb 3.0 port, only USB 2.0 ports. I have an Elgato Thunderbolt 2 Dock with a WD External HD, USB 3.0. I was expecting to see USB 3.0 ...
0
votes
1answer
30 views

Time Machine External Hard Drive stopped being recognized

So I got a 2015 rMBP last year and also got a WD MyPassport External Hard drive with it for Time Machine backups. It ran perfectly a few times a week until yesterday when I plugged it into my Mac. It ...
57
votes
9answers
42k views

How can I skip the Trash when deleting a file?

I frequently connect different external USB hard drives and flash drives to my computer and I would like to facilitate deleting files and regaining disk space from them. If I simply delete the file, ...
-1
votes
1answer
31 views

Using External Drive as Backup & Storage over the network

I have a 3TB External Drive with NTFS format. It is with me even before buying an apple machine so there already is a lot of data. When I plug it into macbook I can access the data however I can not ...
62
votes
10answers
82k views

The volume can't be ejected because it's currently in use

After working with an external USB backup disk I want to cleanly unmount the drive. When pressing the 'eject' button Finder warns me with the message: "The volume can't be ejected because it's ...
30
votes
4answers
25k views

How to view progress when encrypting a disk?

Mountain Lion allows one to encrypt any disk by right-clicking on the disk in the Finder and selecting Encrypt from the contextual menu. Is there anyway to check on the progress of this encryption ...
6
votes
5answers
3k views

External USB drive connected to Airport Extreme doesn't show up in Airport Utility

I have connected an external drive to my Airport Extreme, but it doesn't show up in Finder, and it doesn't show up in the list of drives when I connect to the Airport Utility. The same drive worked ...
1
vote
2answers
26 views

How to query the history record of when the USB driver which has been used?

I always use one USB flash disk on my MacBook Air (OS X 10.10.3), but I lost it recently. I need a way to view when the last date & time the USB device was connected to the computer.
1
vote
0answers
43 views

Freecom HD Freecom 1TB encryption “A partition, not a whole disk, is required for this operation”

I have a Freecom HD Freecom MG (1000GB, Aluminium) which I wish to use as a Time Machine disk. I tried to encrypt the disk but got the error "A partition, not a whole disk, is required for this ...
18
votes
14answers
186k views

How can I repair a disk that Disk Utility says it can't repair?

I have an external hard-disk with a single Mac OS Extended partition. This disk stopped working couple of days ago. I tried to repair the partition with disk utility but no luck. The error message is ...
0
votes
1answer
39 views

Accessing files on external drive through USB

I am using a MacBook Pro Late 2011. I lately took out the hard drive and replaced it with a new one. The old HDD still has OS X installed on it, so basically I did nothing before taking it out. Now I ...
3
votes
1answer
2k views

How do I move my iPhoto library to an external drive available through Time Capsule?

Like many others, the number of photos that we are storing these days is growing. Also, we have multiple iPhoto libraries on various computers. So it makes sense to consolidate photos into a ...
0
votes
0answers
17 views

Missing folder and it's contents on external hard drive. Permissions issues too

I did a deep search to see if I could find an answer. I had posted this incorrectly in the wrong place but then found this group. And I hope some genius can help me. I've had a Toshiba drive that ...
0
votes
1answer
26 views

External Hard Drive Size Problem

I recently bought a 4 TB Seagate Desktop Expansion external hard drive. However, after formatting it with Disk Utility the device still says 4 TB but the capacity says 1.8 TB. What is going on?
-1
votes
1answer
24 views

Can I use Time Machine for multiple different backups?

I have my Macintosh HD 500 Gb who backs up on two external hard drives (both 500 GB), so i have always two backups! But i have an other external hard drive (1TB) with a lot of footage on it which i ...
0
votes
2answers
9k views

MacBook Pro won't boot with new hard drive, but a different MacBook Pro will

So here are the details. My friend and I both have 13-inch Mid 2010 MacBook Pro's. Same processor and specs since they were purchased at the same time, but originally had 250 GB hard drives. His hard ...
6
votes
1answer
9k views

OS X Yosemite attempts to eject external drives after sleep

I have 2 external drives that I use respectively for Time Machine and for all my work. I installed OS X Yosemite today and now every time my iMac goes to sleep (I never turn my macs off) it attempts ...
3
votes
2answers
11k views

I want to install Windows 7 on an external drive

I've read two articles about booting Windows from external drives as opposed to a stock Bootcamp install. Here are the links: http://kevtg-compuproductive.tumblr.com/ http://bleeptobleep.blogspot.fr/...
1
vote
2answers
15k views

Copying applications from applications folder to external and reinstalling osx

Is it possible to copy all my applications from the applications folder onto an external, format my mac, reinstall OS X and finally copy the applications back into the applications folder for ...
6
votes
4answers
25k views

Formatting USB Disk As EXT3 On Mac

How can I format a USB disk as ext3 using OS X Yosemite? I want to use it on another system that is linux based but I wish to format it first before connecting to the linux system.
3
votes
1answer
266 views

Install Bootcamp on external drive where OS X installed

I have 128G SSD internal storage. And wanted to install Bootcamp on external drive (USB storage). Found out that Bootcamp could not be installed on the external drive. So I thought to install OS X ...
0
votes
2answers
308 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). ...
0
votes
1answer
23 views

What is the best solution for a free partition recovery?

Recently I accidentally partitioned my Seagate Backup Drive (1 TB) not knowing that everything would be wiped off (silly me). I am now in shock knowing that my files are somewhat gone. I have tried ...
0
votes
0answers
30 views

How can I add a partition to my Seagate external hard drive?

I am trying to add a partition to my Seagate external hard drive so that I can install Windows 10 on it but it won't let me add a partition at all. With a previous external hard drive I had (that no ...
3
votes
2answers
890 views

Can't erase unmountable external HD

My external HD isn't mounted and can't be repaired by Disk Utility. However, I'm also unable erase the disk: $ diskutil list disk2 /dev/disk2 #: TYPE NAME ...
12
votes
8answers
4k views

How to Eject All External Partitions Quickly?

I have an external disk with two partitions on it that I keep plugged into my MacBook Pro when I'm at my desk. (One is for Time Machine, the other just for extra storage.) Sometimes I need to grab my ...
36
votes
3answers
27k views

How do I disable this message: “the disk was not ejected properly”?

Is there any way to disable the "the disk was not ejected properly" message? I use a KVM and need to switch between two systems and have a memory stick that is in the KVM. The problem is that it's ...
0
votes
3answers
3k views

How to rename an external hard drive in Mac OS X?

I have 2 external hard drives supplied by the same vendor. They both have the same name. Using them with the mac is problematic when they have the same name. Time Machine, for example, tries to back ...
0
votes
1answer
81 views

Changing the Finder icon for an external disk formatted as ExFat?

I used this web page recipe - Create Your Own Custom Icons in OS X 10.7.5 or Later - for creating a .icns icon set containing a set of icons for an external disk that has been formatted with the ExFat ...
0
votes
0answers
15 views

Using External hard disk on Macbook

I am using a MacBook air with OS X El Capitan. I am using a Windows 7 VM too in my MacBook. I usually download video files using torrents and store it in the macbook. When I copied these movies to an ...
0
votes
1answer
203 views

Can I copy a bootable El Capitan installer USB stick to a hard drive partition and install from there?

I am salvaging a mid 2013 MacBook Air 11" that was discarded with a broken screen backlight due to beverage spill and missing its SSD. (I have a very tiny budget right now so I'm only spending on more ...
1
vote
1answer
397 views

Backup/sync Mac photo to external hard drive

It's already making me crazy - as a newbie with Mac. I have problem with backup/sync of my pictures. I would like to backup pictures from Photo library (Photo app) to external HDD but more like sync. ...
2
votes
1answer
398 views

How to write to a Windows formatted disk from OS X?

I have 4 external hard disk formatted on Windows as NTFS, but they are lying unused since I bought a Mac. So I am looking forward somehow I should be able to write to those disc without having to ...
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 ...
1
vote
2answers
965 views

Yosemite cannot detect SD card

I know their is a flood of these questions but I have a late 2013 macbook pro with yosemite 10.10.5 installed on it. My problem is it won't read some of my SD cards, i've run disk util with the pny ...
0
votes
1answer
23 views

Is it possible and relatively easy to boot a 2013 MacBook Air from an external drive?

Given a MacBook Air that's working but with dead display and SSD, can I use it as a desktop-only machine with an external monitor and external hard drive? The guy at the Apple Store Genius Bar this ...
0
votes
0answers
41 views

Encrypted Seagate 5TB External HD Unable to Mount

Been roaming informational posts all over the web about similar situations and I see it's a common issue but none of the solutions seem to work. This is my wife's external hard drive which she stores ...
1
vote
3answers
87 views

External drive does not mount after plug off without eject

I accidentally unplugged my hard drive without properly ejecting it, and now the drive does not mount when plugged in. What can I do to make it work again? I can see the disk in lsusb and diskutil ...
1
vote
0answers
96 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 ...
0
votes
0answers
9 views

After I remove the external hard drive and plug it in afterwards, disk names change to diskname + 1

I'm using Western Digital My Passport 0740 Media and there are two partitions called Install OSX Yosemite and backup. Whenever I remove the hard drive and plug it in afterwards, backup disk's name ...
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
72 views

Problem when booting OS X from an external USB drive

I would like to create a Fusion Drive from my SSD and HDD both installed inside my MacBook Pro 15" Mid 2012. I've read an article online which said that in order to do that, I'd need to boot Mavericks ...