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This is normal1 behavior. The Android NFC stack is known to die when the communication with tags is interrupted during certain communication phases. So what you are experiencing is a poor transmission between the phone and the tag. In those cases where the communication between the phone and the tag drops in the "wrong" moment, the NFC service dies and you ...


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From a user's perspective, you cannot really prevent that a URL retrieved from an NFC tag is launched in a browser. Upon discovery of such a URL, Android just notifies the application that previously registered its interest into that data type coming from an NFC tag (or shows an activity chooser if multiple applications registered an interest into that data ...


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'Next bus' NFC tags at bus stops here in London attempt to open in a browser - if you've just got one browser, fine, it'll automatically open in that... no need for permissions, logins or a special app. But like everything else on your phone if you've multiple choices for browser, reader, editor... etc., it'll open a 'complete action' dialogue - and continue ...


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Batteries labeled NFC come with the NFC antenna, without which it would be impossible for the NFC chip on the device to operate.



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