I want to connect to another printer, but the previously paired printer is connected automatically. (P-touch Design&Print / Design&Print 2)

You can solve the problem by selecting a desired printer in your application.
Follow the instructions below:

Tap [Printer Name] in the upper-right corner of the application's editing screen.
Follow the on-screen instructions until the list of printers that can be connected appears. Tap the printer you want to connect to.

FAQs & Troubleshooting