On the main page, select settings—network settings—WIFl settings, press OK enter WIFI settings. Select the WIFI you want to connect, press OK enter settings, the password entry box will pop up, enter the password to connect, and press the return key can exit the WLAN interface.
On the main page, select settings—Bluetooth settings, press OK to turn on Bluetooth, choose the device to be paired, and then select the return key to exit. Then the projector will be visible for the other devices to be connected.
On the main page, select settings—APP, Press OK to enter the application Settings interface, and select the corresponding application for opening/uninstalling operations.