The store administrator can view and edit the credit balance of a customer at any time. For this, login to your admin panel, and navigate to Customers-> All Customers and select the registered customer to which you want to add/ deduct the credit points.
Click on Customer Transactions tab, to check the customer credit history.
You will get to see all the selected Customer's credit points transactions like this-
Now, If you wish to add/ deduct the credit points to the selected customer, on the same page Navigate to Store Credit tab-
After clicking you will get to see the page like below, just add/deduct points, put reason and click on Save Customer. This will immediately notify the customer via mail and the credit added/deducted will get reflected on customer's store credit wallet.
Currency Mapping Switching If customer/client is using store in different currency (other than) base currency then it will convert credit accordingly.