Beamer requires a good Wi-Fi connection. If you encounter issues such as The Apple TV stops during playback to load and buffer, please follow this article to check the quality of your Wi-Fi connection.
Ideally, you will want to be as close as possible to your router in order to have the best connection possible.
Alternatively, you can use the paid app WiFi Signal that shows you more information in a user friendly format, including monitoring the signal quality of your wireless network, what type of network you are connected to, finding and recommending alternative channels to optimize your network.
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