We request to follow the below steps to find API Credentials for CS Cart Store.
1) Login to your CS-CART store.
2) Click Customers -> Administrators at the top left.
3) Select an admin user, copy the email somewhere as you will need it later, and then click the Gear Icon -> Edit.
4) Select API Access tab and check "Yes, allow this user to use the API".
5) Now copy the API key and admin email and paste it in the Apptuse Panel and save.