If you want to greet your User Affiliate with an intro message, you can easily add & modify it by the following instructions
Step 1. From the Dashboard, go to "Setup" and click "Settings"
Step 2. Under "Settings", scroll down and click "Show Advanced Settings"
Step 3. Scroll down and look for "Affiliate Dashboard Text". Add your Intro Text in the text area and click "Update" at the bottom
Step 4. Affiliate User Dashboard shows the intro text at the top, as shown below