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  1. Let's test the speed to your device. We'll measure the speed from our servers to this device. Results are often lower than plan speeds due to WiFi conditions and device capabilities. Start Test.

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  2. Get online support for Xfinity products & services. Find help & support articles, chat online, or schedule a call with an agent.

  3. Let's test the speed to your device. We'll measure the speed from our servers to this device. Results are often lower than plan speeds due to WiFi conditions and device capabilities. Start Test.

  4. The Xfinity Speed Test, also known as the Speed to Device Test, is a web-based speed test used to measure your real-time network connection. The test measures the download speed, upload speed, latency and activities that can be supported by the connection to your device.

  5. Use Speedtest on all your devices with our free desktop and mobile apps.

  6. 1 dzień temu · The Xfinity customer service number can assist you with all your inquiries. Call Xfinity customer support for: Tech support. Billing and payments. Add/remove services, such as TV packages. Check the status of your appointment. Additional Xfinity customer service numbers. Xfinity bill pay. (800) 934-6489 (800-Xfinity) EST.

  7. 11 sie 2017 · Calling 1-800-COMCAST (1-800-266-2278) or 1-800-XFINITY (1-800-934-6489) . If you've registered your mobile phone number for Comcast Alerts, you can text OUT to 266278 (COMCST) . Recent changes in your service .