If you've forgotten the password to your WD external hard drive, don't worry - there are solutions to help you access your data. Here are the steps to unlock your WD external hard drive:

1. Try to remember the password: Before attempting any other methods, it's worth trying to recall the password you set for the drive. Sometimes a simple memory jog can do the trick.
2. Use WD Security Software: WD provides security software that can help you unlock your external hard drive. Download and install the software on your computer, then follow the on-screen instructions to recover or reset your password.
3. Contact WD Customer Support: If the above methods don't work, you can reach out to WD's customer support for assistance. They may be able to provide you with further instructions or solutions to unlock your hard drive.

It's crucial to store your passwords securely to avoid similar situations in the future. Consider using password managers to securely store and manage your passwords.