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It will, since as long as the phone that is not connected is in the range of the WI-FI signal, it can ask for entrance to that very network. Only requirements is that the one phone that already is connected to it has the function to recieve requests in the settings active on his/hers phone to be able to recieve the message of entrance to the network.

This will be awesome then, can't wait for it to be implemented on more devices too!