If you are synchronizing your Notes password with your operating system password or with your Domino Web/Internet password, the "Change password" dialog box will indicate which passwords are being updated.
1. Choose File - Security - User Security.
Macintosh OS X users: Notes - Security - User Security
Type in the old password when prompted.
2. Click "Change Password" under "Your Login and Password Settings."
3. In the "Change Password" dialog box, enter a new password in the "Enter new password" field, and then enter it again in the "Re-enter new password" field.