Windows Firwall not opening

Question :

• Windows Firewall/Internet Connection Sharing (ICS) is not displayed in the Services list in Control Panel.
• Windows Firewall/Internet Connection Sharing (ICS) is displayed in the Services list, but you cannot start this service.

Answer :

Method 1: Call the "Setup API InstallHinfSection" function to install Windows Firewall

To install Windows Firewall, follow these steps:

1. Click Start, click Run, type cmd, and then click OK.
2. At the command prompt, type the following command line, and then press ENTER:
   
   Rundll32 setupapi,InstallHinfSection Ndi-Steelhead 132 %windir%\inf\netrass.inf
3. Restart Windows,
4. Click Start, click Run, type cmd, and then click OK.
5. At the command prompt, type the following command, and then press ENTER:
   
   Netsh firewall reset
6. Click Start, click Run, type firewall.cpl, and then press ENTER. In the Windows Firewall dialog box, click On (recommended), and then click OK