You can edit your client details, by navigating to the Customers menu on the left panel
Navigate to Customers → Your customers
Here’s how you find and access your customer details:
Search for the customer’s profile you want to modify and Click on Edit to open the page Change the customer’s data:
< customer name >.
This is how the edit page for Roxane Jammet looks like:
Add or edit the customer’s information and hit Confirm when you finish.