"Free Public WiFi"

There's an odd Wi-Fi nuisance that claims to be a network called Free Public WiFi or Free Internet Access or some similar name, which is caused by a bug in many Wi-Fi control programs (including the one in Windows). Everybody loves something free, so it's very tempting to click on that network and try to connect, especially when the alternative service charges by the hour or by the day. Connecting to one of these networks probably won't damage your computer or destroy any data, but they're false signals that you should know about and avoid. These signals are particularly common at airports, hotels, and other locations where a lot of people are using their laptops at the same time within a relatively small area.

If a Wi-Fi control ...

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