Quick change via Key Icon
Search for the required user account to update their password, then simply click on the blue 'Key' icon, this will provide a pop-up to select the preferred update method. Select the method to use and follow the prompts.
Profile Account Quick Links
Open the User's profile and click on the required option, follow the prompts and remember to save the user profile.
Manual Reset
Often this method is useful when the user is with you, and they can provide the custom password they wish to use. Open their profile and click on the Security Tab, then create / update by using the 'Password' and 'Confirm Password' fields, when complete, save the profile.