1, if the phone is also slow to connect to other WiFi network speed, there may be software or hardware failure of the phone, you can reset the phone to the factory state to eliminate it, or by the mobile phone after-sales service center professionals for a comprehensive test of the software and hardware of the phone.
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2, if the phone is only connected to a WiFi network speed is slow, it is recommended to use the following methods:
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(1) Software errors occur in the operation of mobile phones, cats, and WiFi routers. It is recommended to power off the mobile phones, cats, and WiFi routers and restart them.
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(2) Reduce the distance and physical obstacles between the mobile phone and the WiFi router to ensure good WiFi signal coverage quality;
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(3) Check that too many people are connected to WiFi or watching online videos, playing online games, downloading files, which seriously consumes network bandwidth resources;
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(4) Check whether there is a strong radio interference source around the mobile phone and WiFi router, resulting in a slow mobile phone network speed;
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(5) Check whether the WiFi router configuration has limited the network speed of the mobile phone or other items are improperly configured;
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(6) It is recommended to consult the network broadband operator to check whether there is a hardware failure of the network bandwidth line, cat, WiFi router, or the network bandwidth is shrunk for some reason.
It may be that the computer cable is loose, please check whether the vga and the host connected to the computer monitor are loose, if there is a loose situation, please reconnect the cable, if it is still invalid, you can try to replace the vga cable to solve the problem