To get your Xfinity activation code, begin by setting up your Xfinity account online or through the Xfinity app. Once logged in, navigate to the "Activate" or "Get Started" section. Follow the prompts to enter necessary information like your account details and device information. After providing the required data, the system will generate your activation code. This code is typically displayed on the screen or sent to you via email or text message. Ensure you keep this code handy as you'll need it to complete the activation process for your www.xfinity.com/authorize services, whether it's for internet, cable TV, or phone.