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

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      Używaj Speedtest na wszystkich urządzeniach, korzystając z...

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      Customize your Speedtest by Ookla experience with various...

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

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      Nutzen Sie Speedtest mit unseren kostenlosen Desktop- und...

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      Quickly and easily test your internet connection with free...

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      Internet connection measurement for developers. Speedtest...

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      Ookla ® Speedtest ® is the definitive way to test the...

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

  2. 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.

  3. 10 sie 2017 · Customers with xFi Gateways can troubleshoot connectivity issues using the Xfinity app. Select Run a test from WiFi. Follow the on-screen prompts to determine if there is a connectivity issue and how best to fix it.

  4. Troubleshoot internet and network issues. If the issue is affecting multiple personal devices, use the Xfinity Assistant to identify outages, perform diagnostics, etc. If you can’t access the Xfinity Assistant, you can also manually perform some of the steps below.

  5. 11 sie 2017 · You can check for service interruptions by: . Using the Xfinity mobile app . Logging into your Comcast account and clicking the check for service interruptions link. Visiting the Xfinity Status Center . Calling 1-800-COMCAST (1-800-266-2278) or 1-800-XFINITY (1-800-934-6489) .

  6. Looking for an easy way to test and track your internet speed on your phone? Download our free, easy-to-use speed test app for quick and reliable results.

  7. The speed to your device isn't the same as the speed delivered by your Gateway or router. Speed isn't the problem? We've got tips to help you resolve other issues.