GoAffPro provides you with the option to disable affiliate coupons that are created within the app.
To disable coupons that are assigned to the affiliates, go to the Discounts section in the Shopify dashboard panel.
Here, click on the GOAFFPRO (App) coupon code.
This will open up the coupon code's settings page.
Now, click on Disable.
After this, click on Disable again to confirm your decision.
Finally, all the coupon codes created within the GoAffPro app will become inactive.