A hard drive designed to be connected to a computer via an external interface such as USB, eSATA, Thunderbolt, or IEEE 1394.

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7
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2answers
1k views

Is a 7200rpm USB 3.0 drive going to have very similar performance to an internal 7200rpm drive or is it still going to be noticeably slower?

I use my old 500gb drive to store all temporary stuff (windows temp folder, adobe scratch disks etc), and anything that needs thousands of small files to avoid unnecessarily fragmenting my C drive. ...
1
vote
1answer
5k views

WD MyBook Essentials HDD shows up as “unallocated” when connected as an internal drive

Having decided that I no longer needed my 1TB WD MyBook external harddrive to be portable, I disassembled it and connected it as an internal drive on my Windows 7 PC. However, it did not show up in ...
4
votes
4answers
4k views

Can't see disk in Windows explorer

I purchased a new 4TB HDD and put it in an enclosure for external use. I formatted that HDD using the disk management tool (as GPT rather than MBR) and assigned a drive letter to it. I was able to use ...
-1
votes
1answer
16 views

Show an image/icon for a drive [duplicate]

I recently bought an external hdd(WD Elements), when I connected it to my pc, the drive shows up in Computer, but it showed, instead of the default icon for a drive, the logo of Western Digital. Then ...
5
votes
3answers
2k views

What to do with a USB hard drive that is not recognized by any computer

I have a USB HDD that was disconnected from a computer in an improper way. Since than, connecting this disk to any computer has almost no effect: the only thing that changes is the HDD's blue LED ...
1
vote
2answers
1k views

Is there a sort of SVN for files from laptop and external HD?

I have a collection of files on laptop, with many folder and subfolders. At the same time, I'd like to do a backup of this collection on my external HD. But browse both path every time is ...
6
votes
1answer
173 views

Hard Drive Caddy corrupting drives

Something very funny is going on with my External Hard drive Caddy. I am running Linux Mint 14. I had a laptop breakdown just before Christmas, removed the drive and placed it into a 2.5" SATA ...
0
votes
0answers
19 views

Can't access shared external drive on Windows 8.1

Internal hard drives are shared on Windows 8.1 and accessed successfully using username/password login via ES File Explorer on Android. Upon sharing a WD Essentials 2TB USB 3.0 HDD and attempting to ...
0
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0answers
13 views

3 external HDDs not recognized by 2 different computers?

Not sure how to approach this problem. We have 3 external HDDs: 2TB Fantom, 2TB and 4TB G-Drives. Manual backups, no automated/software. We each use 1 and use the 4TB for a duplicate backup of both ...
4
votes
2answers
396 views

External hard drive suddenly not recognized on one computer, still works on another computer

I have an Asus G750JW running Windows 8.1. One of my external hard drives—a 4TB Seagate Backup Plus Desktop Drive (Model: SRD0SD0, PN: 1DXAD8-500, USB 3.0)—suddenly stopped working with it. It still ...
0
votes
0answers
25 views

Can't use Portable Hard Drive formatted under linux with Windows

I hope you can help me, I have this two 2.5" hard drives (250 and 500GB, respectively) that I put inside Acteck USB 2.0 drive cases and formatted them under linux, creating a new GPT partition table ...
0
votes
1answer
37 views

Use 3 different USB HDDs always on same drive letter [duplicate]

I am using 3 different USB HDDs of the same model for regular backups with Acronis. This software wants me to set up a target path for the backup files, so I depend on my external HDDs to always have ...
0
votes
2answers
4k views

Western Digital Elements 1TB USB3.0 Spins up and then beeps?

Well, today, I unplugged my WD external HDD from my laptop so that I could move it to a different port. I was not using any program that would be accessing the drive at the time. However, when I ...
0
votes
1answer
23 views

Connect computer to external hard-drive using ethernet port

I have an old Seagate Central external hard-drive which has a USB-A and Ethernet port. It's meant to be connected to a router and accessed remotely; with the USB-A port used for chaining an ...
0
votes
1answer
29 views

why there is less space in my external HDD than it supposed to have [duplicate]

I have purchased a WD 1 TB external HDD.From the size specified i should expect i will have 1 TB of disk space.But it came with 930 GB of space.I am getting approximately 70 GB of less space. Is it ...
0
votes
0answers
14 views

HDD maintanance. minimal power on of external hard drive (for backup) [duplicate]

I want to use a external hard drive (not ssd) for backup. however I have heard that because of the mechanical nature of a HDD, it needs to be powered on and spin regularly to maximize its lifespan. ...
2
votes
0answers
472 views

How to turn on bitlocker on 4 TB USB HDD?

When trying to turn on Bitlocker on an external 4 TB USB HDD using Windows 7, there's error A device attached to the system is not functioning. in a rather unhelpful dialog, as shown below: Now ...
2
votes
1answer
20 views

External hard drive spinning down too early

I have a Mac Mini 2007 running Ubuntu Server 14.04 LTS with an external Hitachi Touro Mobile 3.0 attached. APM is 127 (hdparm -B127) with standby value of 1 hour (hdparm -B242). But the disk is ...
0
votes
0answers
10 views

How do I share an OSX external drive with a Seagate GoFlex media box?

At home, I replaced a Windows 7 box with an iMac running OSX Yosemite. We used to stream our photos and (own homemade) music stored on the PC to the TV set via a Seagate GoFlex media server. All I had ...
0
votes
2answers
48 views

How do I install a Windows OS given only a ISO file and an external hard disk? [duplicate]

There is a new machine that need to install a Windows OS. However, you are given an ISO file (that contains the Windows OS) and an external hard disk only. How do I go about to install it? Please ...
0
votes
2answers
38 views

Is there a way to make hard drives/optical drives easily removable?

My question is, is there a way to remove an optical drive and replace it with an external drive (converted to an internal drive of course) on the fly? In an earlier question I asked about ...
2
votes
1answer
26 views

How to troubleshoot my Bytecc T-300D dual SATA docking station not recognizing 1TB drives

I've a Lenovo laption running Windows 7, Premium Home Edition, 64-bit (service pack 1), and I bought a Bytecc T-300D to help with my data. I have three drives. A 500MB Seagate, 1TB Samsung, and a ...
3
votes
1answer
6k views

Cannot copy files from external hard drive to desktop hard drive in Window 7

I'm trying to copy some old files from one of my external hard-drives to the hard drive of my desktop PC. Some files can not be copied but giving the error like 'Cannot read from source file or disk'. ...
6
votes
3answers
35k views

How to share an external USB drive over network in OS X?

I have an external USB drive mounted on my Mac OS X 10.6 "Snow Leopard" box. I want to share a folder on this volume to another OS X computer over LAN. How is it possbile? If I simply enable the ...
1
vote
4answers
3k views

Which external USB drives work with Windows 8 Storage Spaces?

First, a bit of background: Microsoft brags about how the new Windows 8 Storage Spaces support any interface (including USB) for attaching drives to add to a Storage Pool: ...
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vote
5answers
4k views

Will a higher hard drive size affect performance

My laptop came with a 500 GB hard drive. I use my laptop for storing my digital photographs, and only have about 14 GB of file storage left on the original hard drive. I have a 750 GB external hard ...
0
votes
2answers
2k views

How avoid my external HD regularly disconnecting and reconnecting automatically?

I have a Seagate Expansion Drive 1.5TB external HD connected on my PC with Windows 7 ultimate. The problem is the HD is regularly disconnecting and reconnecting automatically when the HD is idle? ...
0
votes
1answer
38 views

Create a Windows bootable partition on external hard drive with multiple partitions (FAT32, MAC OS Extended, ExFAT) on a Mac

On my external hard drive, from Disk Utility, the 1st partition is FAT32, 2nd is Mac OS Extended, 3rd is ExFAT. I want to use the FAT32 partition to boot on another machine to install Windows on this ...
1
vote
1answer
33 views

What controls the HDD spindown (power cable or data cable)?

I am looking into putting together 1-2 sata drives on a dedicated board (similar to raspberry PI). I saw that there are some Mini-PCIe to sata adapters but these only contain the data link and the ...
1
vote
1answer
3k views

Long running chkdsk on Windows 7 1TB external hard drive

We had a lightning storm and power fluctuated. External hard drive lost some files. I thought I could run a chkdsk on the drive. It has been running over a week. I checked box, "Automatically fix ...
0
votes
1answer
16 views

Why do I get wildly different file transfer speeds via SATA

Single windows PC, with 4 internal HDD's and one external HDD connected via e-SATA cable. My mobo is the older SATA 3, not SATA 6. I get wildly different file transfer speeds when transferring from ...
1
vote
2answers
85 views

Portable External vs External Desktop Hard Drives [closed]

What are the differences between a desktop(the bigger not so portable USB cases) and portable USB drives. Is it basically 2.5" vs 3.5" drives, or are there any other major benefits besides size and ...
0
votes
1answer
47 views

How to quickly force-clear the dirty bit on ExFAT filesystem

My ExFAT partition is about 1TB and it takes chkdsk about 10 hours to check and clear the dirty bit flag. There is never an error. It is caused by the drive being disconnected in an unsafe manner (it ...
0
votes
1answer
23 views

Dropbox - soft link from external hard drive doesn't get recognized by Dropbox on OS X [duplicate]

I store some super large compilation of files on my external hard drive because there isn't enough space on my Macbook Pro. I would like to have them in my Dropbox as well. In this question Uploading ...
0
votes
0answers
72 views

500GB WDC W50 drive fails to initialize, 100% health, cyclic redudancy error

I need help with a 500GB WDC WD50 00AVDS-63U7B1 hard drive that has a cyclic redundancy check, refuses to initialize and has 100% health according to Hard Disk Sentinel. I've been trying to fix it ...
0
votes
2answers
38 views

ssd not recognized by windows 7

So I recently got a 2.5" 500GB SATA3 SSD (Crucial MX200) and a USB 3.0 to 2.5" SATA3 adapter. When I try plugging the SSD into my laptop via USB3 I'd expect the drive to show up in Disk Management in ...
0
votes
1answer
24 views

In what state is an external hard drive if it is seen by OS but content is unreachable?

I have an USB external hard drive. If I connect it to my computer which is run under Ubuntu, I can see a new folder corresponding to the hard drive (in both terminal and in the directories browser). ...
0
votes
2answers
83 views

Using Mac's Time Machine for an external drive connected only some of the time

I have just purchased a 1TB external hard drive to use as my Time Machine capsule. I will not have it connected all of the time, I will probably only connect it every month or so. Is there any way ...
0
votes
5answers
7k views

Mac OS X fails when trying to format external HDD

I have an Iomega Prestige desktop hard drive (1 TB) which I purchased from Amazon. I connect it to my white Macbook (purchased late 2007, 2.14 GHz with 2 GB Ram), open Disk Utility. I click the ...
1
vote
1answer
28 views

Script for finding out disk number

I have an external hard disk with two partitions. The first one is an UDF partition and the second partition is a Veracrypt partition. Now I want to use a batch script to load the Veracrypt partition ...
0
votes
2answers
35 views

External hard drive re-formatted for mac (FAT32) but not working on windows

I have a 2TB external hard drive, that I originally bought to store all my files from my old (Sony VAIO vista) laptop, as my new (Macbook pro) doesn't have as big a storage capacity. It was working ...
0
votes
1answer
20 views

How to safe remove an external usb hd ntfs?

I did format a hitachi 300GB external HD in NTFS with two partitions, primary and logic. My intention os to use one for "trash" and other as backup of my notebook with Windows 8.1. But after I connect ...
1
vote
2answers
25 views

Safest way to export personal files, wipe PC clean, and Import personal files

I want to wipe my PC clean incase I have any malware, trojans, or viruses. I am planning to store all my personal files on a external HD via USB, however am wondering if its possible that the virus ...
7
votes
5answers
4k views

Would USB 3 make a difference for a USB 2 5400 RPM drive?

I've got a USB 2 5400 RPM external HD. I'm thinking of getting a new computer with USB 3 ports. If I'm currently getting read/write speeds from the external HD on USB 2 of roughly 30 mb/s (both read ...
1
vote
1answer
40 views

Hard disk not detected in usb 3.0 port

I have a desktop with motherboard 970A-DS3P and using WD My Passport Ultra 1 TB external hard drive. As it was running out of space, I got WD 2TB version hard disk and wanted to take the back up of 1 ...
8
votes
2answers
13k views

How to mount and unmount hard drives under Windows (the unix way)

On my work computer I have two USB hard drives that I use rarely. They have a power save mode that sends them into sleep after a couple of minutes of them being idle. Whenever I open a context menu ...
0
votes
1answer
29 views

Recover a HDD partition after use of Win32DiskImager

I wanted to copy a image to one of my SD cards using Win32DiskImager. But I clicked too fast and it written to one of my external harddrives instead of my SD drive, so I disconnected as fast I could ...
2
votes
4answers
6k views

Mount and dismount hard drive through a script/software [duplicate]

is there a way to mount and dismount a connected harddrive through a script or a simple utility software in Windows 8.1? Basically, I have a hard drive in the ultrabay slot of my ThinkPad (instead of ...
1
vote
3answers
6k views

Starting Windows 7 from an external hard drive on a Mac

I would like to run windows on my MacBook Air with Mavericks 10.9.3. I currently have a Windows 7 64 bit ISO I can use. The problem is that my MacBook does not have enough space to install windows and ...
1
vote
1answer
2k views

My folders became hidden system files and access denied?

I just asked a question in Superuser site , I have an external HDD which suddenly seems infected and one of my folders which contain my photos changed to something like this One of superuser guys ...