Unable to access the Internet after upgrading win10 to system 1909

1. Use the win x shortcut keys to open the menu and select "Command Prompt (Administrator) (A)"

2. After entering the command prompt interface, enter the "ipconfig/flushdns" command and press Enter

3. Then enter the "netsh winsock reset catalog" command and press Enter

4. Finally, enter the "netsh int ip reset" command and press Enter. Restart the computer and you can access the Internet.

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