Step 4: Log in to your big commerce account.
Step 5. Go to Storefront.
Step 6. Under storefront, select Web Pages
Step 7. Select create a web page
Step 8. Fill up the web page details—page name and link to your affiliate registration—by selecting Link to another website or document under Page type. Under the navigation menu, click check.
Step 9. Click Save & exit.
Then reload your site so you can see the added web page where the affiliate registration link is added.