Barcode Manager for Education allows you to create QR Codes and save them to an image file.
To create a QR Code, select 
“Create” on the tab at the top of the app.
On the Create screen, click “QR Code” button.
The Create QR Code screen is displayed, so specify data.
Description of item
Data:
Specifies the information to include in the QR Code.
When you click the “Create” button, a QR Code is generated and the Barcode Details screen is displayed.
For more information about QR Code details, see 5.3 QR Code properties and attributes.
For information about how to save your QR Code to a file, see 5.4 Copying QR Code images.