networking - How do I reinstall the TCP/IP protocol driver on Windows 7?

How do I reinstall the TCP/IP protocol driver on Windows 7?

Answer

Reinstall and reset TCP/IP (Internet protocol)

1. Click on the Start button.


2. Type Cmd in the Start Search text box.


3. Press Ctrl + Shift + Enter keyboard shortcut to run a command prompt as administrator. Allow elevation request.


4. Type netsh int ip reset in the command prompt shell, and then press the Enter key.


5. Restart the computer.

Note: if you're using manually assigned TCP/IP settings, take notes as this will reset to the default 'automatically obtained'.