If you've forgotten your Outlook PST file password, a simple and free solution is the
GainTools PST Password Recovery Tool. I've used it myself, and it recovers the password quickly and securely.
User-friendly interface
Supports PST files of any size
Removes the password in seconds
No data loss
The best part is that it doesn't require any technical knowledge. Simply load the PST file, and the tool will instantly remove the password. If you've forgotten your password, be sure to try this software.