To connect a Firestick to WiFi without remote, you can use the Fire TV App on another mobile phone, use an HDMI-CECHDMI-CECConsumer Electronics Control (CEC) is a feature of HDMI designed to control HDMI connected devices by using only one remote controller; so, individual CEC enabled devices can command and control each other without user intervention, for up to 15 devices. Remote, or connect it to the Internet using Echo or Echo Dot.