You can use the Sending files and Receiving files features for fast wireless transmission of content.
How to share contents with other LG phones using SmartShare Beam
1. On the other LG phone, enable SmartShare Beam in 'Settings> Contents sharing and device connections.'
2. In the Gallery, Music, Video or File Manager app, select the contents to share, and then tap the share icon.
3. Press 'Sending files' on top of the share pop-up to turn Wi-Fi on.
4. When the target device shows up on the devices list, select the device to connect to.
How to share contents with other LG phones using the Sending files and Receiving files features
1. Press 'Allow file receiving' in Quick Settings on the other LG phone.
2. In the Gallery, Music, Video or File Manager app, select the contents to share, and then tap the share icon.
3. Press 'Sending files' on top of the share pop-up to turn Wi-Fi on. 
4. When the target device shows up on the devices list, select the device to connect to.
