Log into Compass by visiting compass.luminoso.com, entering your existing username and password, and clicking "Log In."
Once you've logged in, you will see your username on the top right corner of the screen. Click on your username, and you will be taken to a screen titled "Personal Details." On the right-hand section of the screen, you will see a box where you can change your password. Once you have typed in your current and new passwords, click "Change Password."
Note that passwords are case-sensitive.