"Firewall is Malfunctioning" status with SEP after install & "Firewall driver is not loaded" for pointing mouse cursor over SEP system tray icon.
Firewall driver is not loaded while installing SEP client
Disable Tamper protection, before performing the below steps else it results in error : Access denied.
1. Open properties of NIC adapter. 2. Click Install and select 'Service' and then click 'Add' 3. Click 'Have Disk' and browse to "<Symantec install path>\14.x.xxxx.xxxx.xxx\Bin" 4. Based on the OS, select 'teefer.inf' file from followng folder and install. TeeferVista (winVista & win7) TeeferWin8 (Win8 and above) TeeferXP (winXP & win2003) 5. Reboot machine.