Here is the simple steps:
1. Select InstaQPrint and select the file by browsing the file from the left menu.
2. It will go to the next step automatically. Click the assigned printer to select the printer.
3. Select the printer depends on the printer setup. If using Wi-Fi printer to print, the unit and printer must in the same network. It will search the printer in the same network.
4. Then select print to print.
For supported printer, kindly refer to the URL: https://printhand.com/list_of_supported_printers.php