To prevent guests from accessing the external hard drive, you must set the permissions for the “ Everyone” group to “ No Access“.
You can also choose to grant read and write permissions only to your account.Click the drop-down menu next to the name of the account or group whose permissions you would like to change, and then select the permission you want to grant them.įor instance, if you want all administrators and users to have read and write access to the drive, you would assign “ read and write” permissions to the Employees group.Under “ Sharing and Permissions“, a list is displayed with the name of your user account, as well as employees and all groups with their current permissions.At the bottom of the drive information window, if it appears locked, click the gold lock and then input your administrator password to unlock the drive’s permission settings.Once the external hard drive is connected to your Mac, right-click the drive icon on your desktop and select Get Info to view the details of the hard drive.
