You can use the SO-52E more conveniently by not only being able to view the instruction manual, but also being able to launch the settings screen and apps from the currently displayed page.[Note] Before installing, please check the following information and tap [Update] after understanding. ・When using this application for the first time, you need to download this application.・Since it is an e-tori set (instruction manual) for SO-52E, it cannot be started on other models.・Additional packet communication charges may apply when downloading or updating applications. For this reason, we strongly recommend using a packet flat-rate service.(Download size approximately 2.7MB)