Look for the "Network Sign-In" icon on your login screen and click it to launch the (Cisco Secure Client (VPN client)

Check the server name - anyconnect.lgfl.org.uk and click "Connect"

Enter your LGfL login details

Upon successful connection, a "Disconnect" icon will appear in the bottom-right corner, indicating you are connected to the VPN.

Sign-in using your Windows login details

Once logged in, you will see your desktop and shared drives as if connected to the school network.

You can always check whether your VPN is connected by clicking the Cisco Secure Client icon in your task tray

If your internet drops, Cisco Secure Client will try to reconnect automatically. If that doesn't work, you can easily try reconnecting manually without having to sign out first.