Android phone dlna screen how to set?

DLNA is a function for sharing media files over a WLAN connection. The most commonly used application scenario in mobile phones is wireless projection screen, then how to open DLNA on Android phones?

1. Click [More Connections] in the phone Settings menu

2. Click the “Mobile Screen” option

3. Open the “wireless screen projection” function, click the TV name in the search list to complete the screen projection