Samsung SPH-L900TSASPR - Manual (Page 189)

Applications and Entertainment 175
Press and tap > > sdcard. Find the presentation that you want to 2.
share in your files. Touch and hold the file and then tap .
Tap Group Cast and then tap OK at the Notification screen. 3.
Create a PIN for your Group Cast session. Enter your desired PIN and tap Done. 4.
The Group Cast information displays. You can see the Wi-Fi access point that you are
connected to, the file that you will be sharing, and a list of connected participants.