To share the display or media, both devices must be connected to the same Wi-Fi network and the receiving device may need to be configured for sharing. Refer to the user manual or contact the equipment manufacturer for assistance.
For assistance with setting up a Google® Chromecast™ device, refer to this page.
From a Home screen, swipe up from the center of the display to access the apps screen.
Navigate: Settings > Connected devices.
Select a display from the list to cast your screen.
If your display isn't listed, tap the Menu icon (upper-right) then tap Enable wireless display.