If external hard drive suddenly shows read-only after you attach it to your Mac device, it is definitely very inconvenient to use this external hard drive.

By default, an NTFS-formatted disk can be mounted and read on macOS, but files will appear locked or read-only.

If the administrator requires all external storage devices to be read-only, you will have read-only access to this device then.

No matter which way you want to change the read-only state of the external hard disk, you will need the correct administrator password.

To turn the external hard drive to be writeable, this tutorial has covered the most feasible solutions.

Among them, using Terminal is the last option one should go for as its unstable and may cause data loss.

At the same time He is pursuing for chartered accountancy and doing part time freelance writing.

Also click Login Options, and enable Fast User Switching so that you can toggle back and forth between the two accounts without having to log out of either of them.

Unlike using your mouse to open an application to do something, youll need to type a text command at the prompt () to tell fsck what to do.

The Terminal application (ApplicationsUtilities) and single-user mode are two examples of command-line interfaces in which you can type such commands.

Note: If necessary, perform a forced restart as described in the Emergency Troubleshooting Handbook that came with your computer.

On desktop computers, you can do this by pressing the resetinterrupt button (if there is one) or holding down the power button for several seconds.

On portable computers, simultaneously press the Command-Control-power keys.

If your portable computer doesnt restart with this method, you may need to reset the Power Manager.

Once it finishes, itll display this message if no issue is found.

Now we know its not a problem with your user account, which in my experience is the most common cause of misbehaving apps.

Try downloading OnyX and use it to clear out all your system caches.

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Install Ntfs For Mac Quit Unexpectedly