You Want to Change the Wireless Access Point.
To change the wireless access point set for the ScanSnap, re-register the ScanSnap in ScanSnap Home by the following procedure.
Change the wireless access point to which the mobile device is connected to the wireless access point which is set for the ScanSnap.
Tap
→ [Scanner] in ScanSnap Home to display the [Scanner] screen.
Tap [Scanner setup].
Tap [Use the ScanSnap connected via Wi-Fi].
Add the ScanSnap by following the instructions on the screen.