If the phone has a bill, it uses data instead of WiFi. The so-called mobile phone traffic is generally mobile data, you have to open the mobile data switch in the mobile phone, in order to be able to use the traffic of the mobile phone card online.
WiFi is generally connected to the router emitted, WiFi signals are mostly broadband through the router converted out of the free network, usually connected to WiFi Internet access is not required additional costs.
Honey, first of all, I don't have any money on my phone but I can't make calls or text messages. Every mobile phone has wireless Internet access, wireless access, naturally you can surf the Internet. If you are asking about the wireless at home, because the wireless at home is an annual fee, it can still be on
It is possible that the wireless network you are connected to is the wireless network of some mobile phone stores, even if you are connected to the account and password may also be that your wireless network is useless, it is useless to connect to it, it is recommended that you change the wireless network to try.