A. First, be aware that removing the ISA client application prevents client computers from accessing external IP addresses that they can access via ISA. To remove the ISA client application, perform the following steps:

  1. Start the Add/Remove Programs Control Panel applet (Start, Settings, Control Panel, Add/Remove Programs).
  2. Select Microsoft Firewall Client.
  3. Click Remove.
  4. Click Yes to the confirmation.

The Firewall Client uninstall program will run and then ask you to reboot the computer.