2, check when the network is within the range of automatic connection can be
Wireless Internet access can be simply understood as wireless Internet access, almost all smart phones, tablets and laptops support wireless fidelity Internet access, is today's most widely used wireless network transmission technology. In fact, it is to convert the wired network signal into a wireless signal, as introduced in the beginning, the use of wireless routers for supporting its technology related computers, mobile phones, tablets and so on to receive. If the mobile phone has a wireless fidelity function, when there is a Wi-Fi wireless signal, you can not go online through the mobile Unicom network, saving traffic fees.
Wireless Internet access is more commonly used in big cities, although the wireless communication quality transmitted by wireless fidelity technology is not very good, the data security performance is worse than Bluetooth, the transmission quality also needs to be improved, but the transmission speed is very fast, can reach 54Mbps, in line with the needs of personal and social information. The main advantage of wireless fidelity is that it does not need wiring and can not be restricted by wiring conditions, so it is very suitable for the needs of mobile office users, and because the transmission signal power is less than 100mw, lower than the transmission power of mobile phones, wireless fidelity Internet access is relatively the safest and healthiest.