Sign in to your Now Commerce administrator account. go to Customers > Customer Listing > Customize. check the box to display the Last Sign In and set the display order. Click Submit to save your changes. You will be returned to the Customer Listing. Locate the customer in the Customer Listing to see the last time they signed in to their account.
To see the last time all customers have signed in, sign in to your Now Commerce administrator account. go to Customers > Customer Listing. Click All to display all customers. Locate the Last Sign In column. Sort the column by clicking on the small triangle in the column heading until the most recent sign in dates come to the top.
The last sign in information on this screen is updated every 24 hours (overnight).