Locate the Activity you would like to award a Certificate for and go into its administration area (see find content in Content Manager or Find Learning if you're unsure how to do this).
Click on the Certificate tab on the left-hand side.
Choose the Award certificate on completion radio box.
Click on Save Changes.
Click on the Preview Certificate button.
A popup window will display the preview (your site settings will dictate how it looks so it may be different to the screenshots in this guide).
If you are happy, you do not need to make any further changes however if you would like to add an additional message, you can do so using the Optional Certificate Message box on the Certificate screen and clicking Save Changes.
Preview the Certificate again to check your amendments.
The Certificate will now be awarded when the course has been completed and Users will be able to download and/or print it.