1, first in the desktop state press the keyboard win+x key combination to open the system fast;
2. Click Command Prompt (Admin) in the pop-up Shortcut Bar menu to open a command prompt window;
3, then according to the prompts to enter the following English command: First input: "netsh int tcp setheuristics disabled" carriage return;
4, then enter "netsh int tcp set globalautotuninglevel=disabled" carriage return;
5, the last input "netsh int tcp set globalrss=enabled" carriage return;
6, the above command all input complete, restart the computer, and then connect network test, the problem should be solved.