How to unlock read only external hard drive on mac

Assign permissions to users and groups

Only the owner of the drop box can open it. Click the lock icon to unlock it, then enter an administrator name and password. Add a user or group: Click the Add button below the list, select a user or group, then click Select. Remove a user or group: Select the user or group, then click the Remove button below the list. 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:. 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.


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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.


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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 Your email address will not be published.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! 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. 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.

Apply permissions to all items in a folder or a disk

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.

macOS Sierra - How to read / write / format NTFS drive on mac

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. Please help me fix this issue or let me know how to uninstall this. So I could get access to my files. Because the messages implies you didn't though I could be wrong. I've just converted from an iMac to a Macbook My external hard drive works on the iMac, but is read only on the Macbook.

Do you know why this is and how I can fix it?

How to Remove Read Only on Mac External Hard Drive without Formatting

Just seeing this now for some reason, sorry about that. Hope this helps. Keep me posted! Jacquivm4 Commendable. Nov 2, 1 0 1, 0. Did you get an answer for this? I think it has somehow reformatted to NTFS! As the same thing has happened to me! How could it do this with the data on and how can I change it back without taking the dates off! Jacquivm4 :. Nov 14, 3 0 1, 0. Fortunately for me I have only just bought it and have no critical data on it. It formatted ok Mac extended journaled then I started copying files from another drive and it only got so far when it hit the "can't write to this disk because it is read only" error.

I tried to change that setting but it just wouldn't let me, I guess because it couldn't write to the disk. So I hooked up the drive to another machine with Yosetime and it worked fine, passed the verify disk test and allowed me to copy anything to it. So then back to Sierra and worked for a short time then reverted back to the same old error.

external drive is read only how do I make it writable : Apple OS X

There is nothing wrong with the disk. It seems to be a weird thing with Sierra and maybe the fact that this disk started out life formatted ntfs. I don't know, still working on it but Sierra seems to be the culprit. I will now try formatting the disk again on my other machine. My problem got more complicated. I was finding the drive would work ok after a reboot, but after trying to transfer a big file it would go into "can't write" mode.