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Thread: Phone NFC to open doors?
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Old Aug 23, 2019, 9:52 am
  #12  
GUWonder
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Originally Posted by gfunkdave
Hotel doors actually use Bluetooth LE, not NFC. Perhaps it's not so much you have to enable the cellular function as that you have to enable Bluetooth - both are off in airplane mode.
Yes, my bad about that.

Bluetooth can be enabled with airplane mode still on. That is how I used to use the mobile phone keys at some hotels without issue but no longer could this month.
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