1. Process a refund in Workshop Software.
If the Customer is a cash type customer, follow these steps: https://support.workshopsoftware.com/kb/article/178-how-to-process-a-refund-for-a-cash-customer/
If the Customer is an account type customer, follow these steps: https://support.workshopsoftware.com/kb/article/174-how-to-refund-an-account-customer-invoice/
2. Login to your Stripe dashboard and follow the "From the Dashboard" steps in this guide: https://support.stripe.com/questions/refund-a-customer