To update your OpenAsset Password, select your username in the top-right of your browser window. Then select 'My Preferences' from the drop-down menu.
From the following menu page, enter a new password and confirm the password within the 'General Preferences' section. Then click 'Save Changes'.
You will remain logged into OpenAsset for this session, but you will be prompted to enter your new password the next time that you log in.