Information-processing apparatus, control method of information-processing apparatus, program, recording medium, portable terminal, and information-processing system

A system comprising:

• a printing apparatus;
• and
• a portable terminal on which a plurality of applications are installed,
• wherein the printing apparatus comprises,
• a display,
• an NFC tag, and
• a writing unit configured to write, in the NFC tag, application information corresponding to a screen that the display is displaying, wherein the application information is for causing the portion terminal to activate a predetermined application,
• wherein the portable terminal comprises,
• an acquisition unit configured to acquire the application information from the NFC tag, and
• an activation unit configured to selected, from the plurality of applications, an application corresponding to the application information acquired by the acquisition unit and automatically activate the selected application, and
• wherein, in a case where the screen that the display is displaying is changed, the writing unit writes, in the NFC tag, application information corresponding to the changed screen.