To print with the Square Register app, tap or press the Print Receipt button. The Print Receipt button is located in the upper left portion of the application. Connect to a Wi-Fi or Bluetooth enabled printer wirelessly using an iPhone, iPad or Android device.
Prior to tapping the print button, you must first authorize the customer's transaction and swipe the credit or debit card. Then, enter the customer name and type a unique order number.
Square is a mobile point-of-service financial processing company headquartered in San Francisco, California. Jack Dorsey, creator of Twitter.com, founded the company in 2009. As of 2016, the company employs over 1,000 people.