To pair Rumble with your Firestick, start by downloading the Rumble app from the Amazon Appstore on your Firestick. Once installed, open the app and a pairing code will appear on your screen. On your smartphone or computer, visit rumble.com/pair and sign in to your Rumble account. Enter the pairing code shown on your TV to link the devices. After successful pairing, your Firestick will automatically sync with your Rumble account, allowing you to stream content seamlessly.