No, the Yamaha RX-V385 does not have built-in WiFi capabilities. The RX-V385 is a 5.1-channel AV receiver that focuses on providing audio and video connectivity options for home theater setups. While it does offer some network connectivity features, such as Bluetooth for wireless audio streaming, it lacks built-in WiFi functionality. However, you can connect the receiver to your home network using an Ethernet cable to access network-based features and online streaming services if supported by the device.