Step 1: Go to Spotlight and search for the Disk Utility tool. To use Disk Utility, here are the steps that you will have to take care of: The way it will work is that it will create multiple partitions and will encrypt each partition. Hence, use this method if you have a new external hard drive. When you use the Disk Utility tool, it will erase all the files and folders that are there in the external hard drive. However, there’s one thing that you need to keep in mind. You can use the Disk Utility tool on your Mac to password-protect the external hard drive. If you have a Mac computer instead of Windows 10, you can use your Mac computer to password-protect your external hard drive. How to Password Protect External Hard Drive on Mac? But before you start using it, ensure to download LockDir and install it, now follow this guide: To start using LockDir, here are the steps that you will have to take care of. Once you lock your external hard drive using LockDir, the files inside will become inaccessible and unmovable. If you keep confidential data and files on your hard drive, better to keep them protected from unauthorized access and use. Moreover, LockDir can password-protect all types of mobile storage devices. In addition, you can use it to password protect folders and files. LockDir is a robust and professional tool that can lock hard drives fast and securely. The Best Tool to Protect External Hard Drive with PasswordĪlthough the steps to follow to use BitLocker and VeraCrypt are easy, if you want to try a better tool to lock your external hard drive, you can try KakaSoft’s Folder Protector (LockDir). Step 5: Now, click on the Encrypt option to begin the encryption process, and it will encrypt folders and files in your hard drive.

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