First, open the phone Settings, find the option to enable WLAN, and turn on this option;
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When you open it, you'll see the wireless network you're connected to. Scroll down, find \"Advanced Settings,\" and open \"Advanced Settings.\"
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After opening, you will see a lot of information, such as the more important IP address and MAC address, select the option we need to set \"WLAN band\" and open;
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There are two kinds of WIFI bands transmitted by our router, one is 2.4G, and the other is 5G, but 5G has high distance requirements and poor penetration, so we choose 2.4G, do not check automatic, and the phenomenon of network interruption will occur during the process of automatic switching;
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Another way is to prevent network disconnection at an important time, is to open the \"WLAN Settings\