Square API Integration
Step 2. Name the application and agree to terms.
Step 3. Skip the next survey questions.
Step 4. You have now generated the API key required. Select "Production."
Step 5. Change the API Version to "2021-07-21."
Step 6. Go to eCommerce Settings in manyfastscan and turn on live mode.
Step 7. Populate these fields with the corresponding information from Square.