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

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3answers
327 views

Use external hard drive to install applications to it

I have a 120 GB SSD on my Mac and it is almost 90% full. I have another 500 GB external hard drive and I want to install some big applications to that hard drive so it does not occupy space of SSD. ...
1
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1answer
768 views

Installing Snow Leopard on external drive with newer iMac version

I have two computers running different types of OS X. One is an iMac with Mavericks (10.9.5) and the other is a Macbook Pro with Snow Leopard (10.6.x). My Macbook Pro isn't working (HDD problem), so ...
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0answers
18 views

OSX-based app for copying a NTFS drive with verification + re-read?

I'm attempting to copy a friend's NTFS drive to my internal drive, wipe the NTFS drive and then format it to FAT32. However, the NTFS drive copy keeps timing out every few minutes. Any suggestions ...
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0answers
36 views

Cannot transfer files over 80MB to hard drive from dying external hard drive

My Seagate external hard drive is dying. I have been able to (finally) mount the drive and transferred smaller file sizes (Word docs, files under 50MB), but I cannot transfer any files over 50MB - ...
2
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1answer
198 views

Photos App : Using Photos App on a library that is stored on a USB Flash Drive

I would like to store my Photos library onto an external USB Flash drive. I have found other articles explaining that it was possible to store a Photos library onto an external USB SSD or HDD and ...
1
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0answers
86 views

Move the beginning of HFS+ partition

What I'm trying to do is move the beginning of the partition on an external HD drive. I have an external HD drive with two HFS+ partitions on it. I want to grow the first one at expense of the second ...
1
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1answer
242 views

Deleting of old backups in Time machine

I have WD-My book world of 1TB and I struggled for some time to set it up correctly to use it as a disk for usage of time machine on Mac OS X Yosemite. My question is the following-what is the best ...
2
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1answer
144 views

External Harddrive Permissions Changed / No Access

my external harddrive permissions have suddenly changed. I am getting mount errors in Disk Utility when I try to verify the disk. When I Get Info for the drive in question, it states that I have "NO ...
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1answer
637 views

Can you transfer your applications like photoshop from your old mac to your new macbook?

Is it possible using a passport external hard drive and tome machine to transfer applications from my old macbook to my new macbook? Please advise a safe way to do this if it is possible?
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2answers
4k views

How to make a bootable external hard drive and boot up a Mac? [duplicate]

I have an iMac 27 inch, and one summer the room temperature was up to 40C, and I came home that day, and the hard drive was really slow. I then rebooted the machine and it took something like 8 ...
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0answers
84 views

External HDD Permissions Issue

I have a new 2TB Western Digital external hard drive (My Passport Ultra) that I want to use for backups. I have it formatted as Mac OS Extended, with 1 Apple Partition Map partition. When I Get Info ...
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2answers
390 views

Backup disk suddenly won't work

Here's the error message I get: "An error occurred while copying files. The problem may be temporary. If the problem persists, use Disk Utility to repair your backup disk." When I try to follow that ...
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2answers
1k views

WD External Drive Automatically Unmounts [closed]

I am running OS X 10.10 on a Mac Pro and I am connecting a 2TB My Book VelociRaptor Duo to it via Thunderbolt. If I leave the drive formatted in RAID everything works just fine. I need it formatted ...
1
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1answer
29 views

Force Closing Finder, Deleting Files, Recovering Said Files?

Okay. So long story short, I was working in Adobe Premiere yesterday and saved a video to my external hard drive and it ended up being over 1GB. I began to drag it to another folder and Finder ...
0
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2answers
294 views

Import photos from external disk into iCloud Photo Library via MacBook Air with not enough HD space

I have 60 GB of photos on an external hard disk. I also have a MacBook Air with an empty iPhoto app. The MacBook has 15 gigs left of HD space. Can I import these photos directly into the iCloud Photo ...
1
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0answers
56 views

Problem ejecting external disks

I use a lot of external disks and often I use spotlight to locate files on these disks. Almost always, whenever I do that I am initially unable to eject such a disk. When that happens I issue ...
1
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1answer
353 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. ...
0
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0answers
137 views

Why is my external harddrive causing a kernel panic?

I've got a external harddrive that causes a kernel panic about a minute after connecting it to my MacBook. I can't work with it because it kernel panics before I can do anything. Is this a hardware ...
0
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0answers
132 views

MacBook keeps restarting when my external HD is plugged

This is a problem that happened a few days ago. Before this, I could use my external HD fine. I don't know why it keeps being restarted now. So it's definitely a hardware issue because it happens ...
3
votes
0answers
204 views

Spotlight says it is indexing an external drive, but actually no search

Spotlight says it is indexing: % mdutil -s /Volumes/TOSHIBA\ EXT /Volumes/TOSHIBA EXT: Indexing enabled. There is a .Spotlight-V100 folder: . ├── Store-V2 │   └── ...
0
votes
1answer
526 views

Time Machine backup from external hard drive stuck in trash

I got a new iMac after my old one died. As my old one was dying I made several Time Machine backups to a 1T G-Drive external. Unfortunately, I must have done it incorrectly because the backups have ...
1
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2answers
1k views

How to repair or back up external hard drive when disk utility can't repair it?

I have an external hard-disk with a single Mac OS Extended partition. This disk stopped working a couple of days ago. I tried to repair the external hard drive with disk utility but no luck. The error ...
2
votes
1answer
588 views

exFAT-formatted external drive loses folders

I have an exFAT-formatted 3TB USB drive connected to an iMac running 10.10.3. The system lost power and when it came back up, the drive wouldn't mount. I tried Repair Disk in Disk Utility, and it ...
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1answer
67 views

USB hard drive permissions

I have a JBOD with a couple of disks in that are mirrored using Disk Utility and have a single partition formatted as HFS+. The purpose of this drive is to hold an iTunes library (sharing to AppleTV) ...
1
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1answer
253 views

How do i get old external drive data onto new external drive (but not also on computer HD) [closed]

EDIT:Let me try again. Sorry guys I'm fairly adept at understanding things in regards to these machines, but I'm by no means a pro. Just looking for some advice. MacBook Pro 2007 ==> Backed up to G ...
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votes
1answer
346 views

Is it possible to tell if a Macbook hard drive was booted internally versus externally (usb, firewire, etc.)?

Is it possible to tell from system.log or other logs whether a macbook pro hard drive was booted internally or taken out and booted externally (from USB, for example) ? I'm thinking the "BSD root" or ...
1
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1answer
93 views

Software to duplicate external hard drive formatted ExFAT

I have an external hard drive with a 2.9TB ExFAT partition that I keep my photos and other media on. (ExFAT so that I can also see and edit my media on Windows computers.) I just bought a second hard ...
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4answers
656 views

Extract .zip directly to external hard drive

I have a huge .zip which extracted takes up to 100 GB, and storing that amount of data on my MBP's SSD is not an option. Is there a way to extract a zip file directly to an external hard drive, ...
1
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2answers
142 views

how to see all files on external hard drive

I have 200g of content on my 500g External Hard Drive but according to "get info" 471g of space is being used up, what am I not seeing? (To arrive at 200g I manually added all folder sizes using 'get ...
1
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1answer
119 views

Can files be exchanged between FAT32 and HFS+ partitioned drive?

I just got a LaCie 1TB external hard drive and I have a MacBook Air with OS X 10.8. I often exchange movie and music files with friends that have PCs. If I were to partition my drive to have 250 ...
2
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0answers
263 views

Boot external Windows 8.1 installation on Mac Book Pro Retina 2015

In the past I’ve been able to run Windows 8.1 on a Mac Book Pro Retina Mid 2012 installed on an external hard drive using WinToUsb. I had OSX Mavericks installed on the internal drive. After turning ...
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2answers
363 views

Can't see a specific external hard drive

I was trying to make an NTFS hard drive writable on my macbook. I tried the way mentioned in this link: https://www.maketecheasier.com/write-ntfs-partition-os-x-yosemite/ Now I can make changes on my ...
0
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1answer
89 views

Can't Boot from Snow Leopard anymore after having installed mavericks on an external HDD

I have a Macbook Pro running Mac OS X 10.6. I wanted to test how mavericks works on my computer so I downloaded the OS and then I installed on a external USB HDD. Everything work as expected. I can ...
0
votes
1answer
187 views

Importing Photos from Lion to Yosemite Photo Library to External Storage Device

I recently upgraded to Yosemite. Before that, I used to have my library stored on my external hard drive. Now I am panicking because while I was able to move my Yosemite Photo library to my external ...
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votes
2answers
2k views

Installing Windows on External HD. Other guides to difficult for me

I have a Macbook Pro Retina 13" mid 2014 model. I have 256 GB Disk Space and want to install Windows mainly for gaming but other programs as well but I do not have enough space for my needs. My ...
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0answers
52 views

External FW800/USB 3.0 drive slows down many system operations on my MBPs

I have experienced this issue for a long time on my old 17" MacBookPro8,3 and now seeing it on a new 15" MacBookPro11,5. Often the drive connected now through USB 3.0 will spin-down to rest state when ...
1
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0answers
20 views

Connect to external drive wirelessly, securely and easily

I'm moving from using a laptop as my sole computer (MBP, early 2011) to having two active computers (the MBP and an iMac). Instead of keeping all my data on my MBP, I'd like it all on an external ...
1
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3answers
6k views

USB Flash drive not mounting OS X

Some months ago I bought a USB flash drive 16 GB, and I have used it on my Windows machine with no errors or bugs, whatsoever. Since that I need to move some files from my Mac, the flash drive does ...
0
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0answers
25 views

wd passport external drive is suddenly absent from desk top

HI have been backing up my data for 4 years with a WD Passport. Suddenly the icon is missing from desk top. I have checked the appropriate box in Finder preferences. How can i get it back on line?
1
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2answers
55 views

Will upgranding my MBP to an internal SSD, improve also speed of reading external non SSD HDrives?

So, I'm thinking of upgrading my MBP (13' late 2011) with an internal SSD drive. I'm wondering if the increase in speed of read and write on the SSD internal drive, will increase peroformance and ...
2
votes
1answer
1k views

Why there is a large lost+found folder on external disk

I brought my MacBook Pro 1 year ago, at that time it runs OS X 10.9 . At that time I connected an external 2TB HDD (HFS+ single partition, not connected all the time) to it via USB as a Time Machine ...
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votes
1answer
239 views

How much faster is an external SSD than external HDD if internal drive is SSD?

I'm running intensive animation software and am having speed issues. At the moment I'm just working from an internal SSD. How much faster should it run if I put the project files on an external HDD? ...
0
votes
1answer
90 views

The disk “Vol” couldn’t be ejected because “Terminal” is using it

I have connected an External hard disk to Mac and just issued command df -h in terminal. When I tried to eject drive it shows the error. After closing terminal, I could eject it. But is that really ...
1
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1answer
122 views

How can i get itunes to backup my iphone with limited disk. I linked the backup dir to an ext drive with space yet still won't backup?

On OSX yosemite, a machine with limited disk space free. In order to backup my iphone, I've linked the ~/Library/Application Support/MobileSync/Backup dir to an external drive. iTunes, correctly ...
2
votes
0answers
27 views

Time Machine backup to run my MacBook on another

My MacBook is in the shop for repair. I have my Mom's MacBook, but the hard drive has failed. I'm wondering if I can use the time machine backup of my computer via USB to basically run my hard drive ...
0
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0answers
227 views

Unable to use G-Drive 4TB external drive for TimeMachine backups

I want to use my G-Drive 4TB external drive for my TimeMachine backups. I have a iMac 27" and a MacBook Pro, both are running OS X Yosemite. I have tried almost everything (I think...) but the drive ...
1
vote
2answers
772 views

Can I keep 1 specific backup on an external hard drive as it fills up and deletes older backups? [duplicate]

I've just moved 262GB of photos to a new external hard drive (1 TB), freeing up my MacBook Pro, 1 year old, which was dangerously low on space. I first backed them up on an existing external hard ...
0
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0answers
13 views

Files damaged when transferred from external HD

I have backed up my zipped , docs , excels and text files on my external HD , this external HD formatted with mac journaled and encrypted. Some time I work with these files yesterday I transferred ...
0
votes
1answer
437 views

How can I use my SanDisk Connect Wireless Flash Drive with my 12" MacBook

I can access the drive on my iPhone, iPad and Android. I am having trouble figuring out how to get it to work with my Mac I am using Yosemite and I've done the latest firmware update on the drive
1
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1answer
404 views

USB 3 HDD on Apple Thunderbolt Display

I have an Apple Thunderbolt display and really love it - only that the USB ports are only USB 2! I have read this question, but is there any new development on connecting a USB 3 drive to a ...