- Go to "Vendor ==> Coupons ==> Special Coupons"
- Click on "Create coupon" and select the Affiliate.
- Customize the details for the coupon and click "create".
OR
- Go to Vendor ==> Affiliates ==> Affiliates.
- Search for the affiliate and verify with the product.
- Click on "Add Coupon" under Actions colum.
- Customize the details for the coupon and click "create".