Other than English, if the Affiliate is comfortable with another language, then you can easily translate the language by following the steps below
Step 1. From the Dashboard, go to "Setup" and click "Settings"
Step 2. Under "Settings", on the right pane, click on the blue button "Translate Software"
Step 3. Select your preferred language and click "Translate Now"
Step 4. On the list of pages, select all the ones showing “New Layout” or “New Layout2” and click on "Translate Now"
Step 5. Click on the Text area (Dotted box) to change it
Step 6. Modify the field and click "Translate Now"