1, the mobile phone on the WiFi network will automatically enable the data network connection, that is, will automatically use traffic to surf the Internet, please try to turn off the traffic switch, see whether the mobile phone can surf the Internet.
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2, if the first step is still available, it is necessary to see whether the account on the computer can log in, if the account can, then it proves that the computer dns setting problem, please set it to 114.114.114.114 in the network setting to solve the problem.
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3, wifi mobile phones can be connected to the computer is generally not connected to the computer problem, if the wired network can not be connected, must be the ip address allocation of the problem, the reason may be installed some malware secretly changed the ip, changed to automatic on the line, immediately effective.
It may be that the IP address of the computer has been denied access, it may be because there are too many devices, resulting in the computer can not be connected, you can try again, or restart the broadband to try