Instructions for Pairing Please follow these steps to pair the remote before using voice search: Go to Settings -> Remotes & Accessories or Bluetooth -> Remote Control -> Connect via Bluetooth. To initiate pairing, press and hold the "VOL -" button while simultaneously pressing the "Mic" button for 35 seconds. Troubleshooting Steps If pairing fails, ensure you are signed in to your Google TV account on your Sony TV, then repeat the pairing steps. Make sure new batteries are installed. 1-Year Full Warranty A 1-year full warranty is provided to ensure satisfaction with your purchase. For product support, go to your order in order history, click "View order details," then select "Ask Product Question." Broad Compatibility This high-end remote is designed for all 20192025 Sony TVs. It serves as a replacement for various Sony voice remote models including RMF-TX520U/500U, RMF-TX800U/810U/811U/820U, RMF-TX900U/910U/920U, RMF-TX300/310U, RMF-TX600U/611U/621U, and others. Note that for TVs without voice control support or released before 2018, voice search functionality may not work. This remote requires two AAA batteries and is not backlit. Four Streaming Hotkeys Quick access to four popular streaming servicesNetflix, YouTube, Video, and Disney Pluswith one-click convenience. Most replacement Sony remotes offer only two hotkeys. Advanced Voice Control Equipped with an advanced chip, this remote provides accurate Bluetooth voice control from a distance. Follow the user manual to pair the remote before using the Bluetooth voice function.