Connection display device: The Wi-Fi display dongle directly inserted into the TV / Monitor HDMI interface; Power supply connection: Use USB power cord insert micro USB connector to Wi-Fi display dongle then in the other side of the male USB port insert the display device's USB host to complete the connection; After the connection successful it can push the contents in the smartphone / Tablet which set connection with Miracast dongle to the entire screen of display devices; Note: Miracast connectivity function mobile or tablet equipments' operating system must the android version 4.2 or above and support Wi-Fi display function; DLNA airplay instructions: Press function transformation key in the machine side transforming equipment model to DLNA using a mobile phone or tablet to connect the device Wi-Fi connection password is "123456" then you can use the android or apple device for local delivery; After the local connection put 192.168.49.1 in your browser then into the settings page select the router to connect; Set display input channel such as: access to the HDMI 1 select HDMI 1 channel; after startup the screen will display the boot screen first and then into the main screen.