Mac command line mount external drive

You can easily format it to whatever you need and move on. To begin, mount the disk on your Mac, then open Disk Utility. Now select the drive in the sidebar and click Erase. There is a very real chance that something could go wrong, resulting in a loss of data on the target drive. We recommend you do not rely on this method for writing to important volumes or as a long-term solution. Sometimes you may need to write some files to a locked drive only once, and you can do this with built-in Mac tools.

You need to follow these instructions for each drive you want to write to. Now disconnect and reconnect your drive. You can only get there in Finder; click Go in the menu bar and select Go to Folder. Download FUSE to get started. The program is a handler; it does not contain anything to mount and read the files themselves. That is another single command:. If that happens, run this command as well:.

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You need to run a few extra commands to get it working. First, find the address of your mounted read-only drive. You can get this in the Terminal using the command:. You need to run the following commands each time that you want to mount a drive with write permissions. The devs make it clear that this opens up your Mac to potential exploitation, so this step is not for the faint of heart. You can test drive the software with a day trial too. Better still, your NTFS drives now show up in Finder normally, and you can treat them like any other drive.

With a day free trial, you can put the program through its paces before shelling out. Rather than a menu bar item, Tuxera installs as a preference pane. You can format drives from here, but not much else. Like Paragon, you can use Finder to work with the drive. Both paid options offer a painless way to mount a read-only drive on your Mac and make it writable. You can also write as much data as you need to and from your drives while trialing both paid options.

But having a read-only drive is not the only external disk problem you can face on a Mac. Here's a troubleshooting guide to help get your external hard drive or flash drive working again. Read More for tips on how to solve that issue. Your email address will not be published. Why isn't Psiphon 3 here?

It can tunnel through anything in seconds! It's for free on Android, Windows, and Oh right Thank you, Justin. Doing the Paragon trial. Process could not have been easier. From my wife saying "Hey, what the hell is going on with my external drive? Thank you so much for your post, it saved my life!


I was trying to back up my files to an external drive previously used on a Windows computer, and it was read-only and I freaked out! Thanks to you, I was able to backup all my important files and make the drive compatible so I could upgrade from Snow Leopard to Lion! This is BS. Thanks but I prefer Windows.

SO much easier. I installed this driver and not only did I not have to format wipe my hard drive, it solved the incompatibility issue in 1 minute. I backed up my hard drive just out of paranoid precaution beforehand, but looks like I didn't need to. Thanks to this info, my problem is solved in a minute with just a driver installation and a reboot.

I am using a Samsung external hard drive. Thaaaank you so much!

macos - Mac OS external hfs formated disk access via terminal mount command? - Super User

I just got my laptop back from the genius bar at Apple. Tthey installed a new hard drive - something went wrong while I tried updating the OS earlier this year Perhaps my hard drive couldn't handle the update? Anyway, I saved most of my files on my seagate external hard drive before everything went down hill. Ran into the same problem and was literally seconds away from wiping it clean, luckily, I saw this comment! Solved the issue in no time.

Access hidden Disk Utility commands using Terminal in macOS

Well I edited fstab per guidance and in deed my drives disappeared from Finder. It means that I cannot use native Mac and need windows on fusion. I haven't looked into this method in the rootless age, and honestly this article could use an update in any case. I believe someone is one it. Only if you disable rootless, which is not usually advised.

I highly recommend going with one of the other options. I read that program NTFS corrupts data. I had no problem with my hard drives being written to until I switched to Capitan! What do I do? It seems like I'm going to have to re-do this tutorial for El Capitan, because the instructions don't work right now and I've no idea how to make them work. I get an error message saying that it's incompatible with this software version of the Mac. The link has been hacked and goes to avangate software. Type the link manually gets to the correct place!

However, theres a message that popped up saying the mount wasn't completely done, and I had two options either force or abort. I chose force, and everything was fine, but I'm worried if it might delete files in the future? I tried plugging in another external hard drive and the message didn't appear again.

Thanks for the update, I actually haven't tried repeating these steps with El Capitan yet so this is really helpful. I'm sure there will be more comments.

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Please help me fix this issue or let me know how to uninstall this. I have since rescued several friends drives. If you deal with lots of drives or are an admin, this program which I had never heard of should be an essential part of your toolkit. If your drive is sound you can simply reformat and move on, if not, well then at least you have your data. Unfortunately there is no man page in Try "disktool -l" to list all attached drives not mounted , instead of just guessing from df.

Disktool also allows you to mount drives, but I'm not sure if this would work in your case. Finally, disktool has a "notify" function -a that might decrease the ammount of time it takes for the finder to recognize the mount. Lost your password? Powered by the Parse. This tip comes with no guarantees, but should be worth a try given the usage circumstances. Mount broken partitions or drives via the command line 11 comments Create New Account.

Mount NTFS drive with professional NTFS driver

The following comments are owned by whoever posted them. It probably would be advisable to mount it read-only. I was thinking to insert an -o rdonly into the mount command line. Is that right? Mount broken partitions or drives via the command line Authored by: willjwade on Oct 14, '03 PM. To discover these partitions do a sudo pdisk. This will list all your drives currently being seen by the machine and their partitions.

Infact this is quite handy to find your partition if you cant figure it out using the df technique above. Mount broken partitions or drives via the command line Authored by: bclingan on Oct 15, '03 PM. Why do it the hard way? Authored by: paulio on Oct 14, '03 PM. You missed something; the poster doesn't have any third party utilities.

Einstein [ Reply to This ]. Terminal is a free utility that comes installed on all Mac computers. Make sure the external hard drive or flash drive is firmly plugged into a USB or Firewire port on your Mac. Highlight "Applications" from the left side of the window, open the "Utilities" folder and double-click on the "Terminal" icon. Type "diskutil list" into the blank command prompt window and press "Return" to view a list of all devices connected to your Mac.

Each device will have a name, drive and number listed next to it. Press the "Return" key. Replace "disk0" with the drive name, replace "s1" with the device number and replace "MyDisk" with the device name.