Here are a few steps to check the connection:

1. Check the internet connection
   ensure that the internet connection on the laptop is stable and working
2. Restart the laptop
   Restart the laptop to refresh the connection and memory
3. Check the firewall settings
   Ensure that the firewall is not blocking the connection
4. Check the VPN settings
   Make sure the VPN settings are correct and the correct server is selected

Try to go through each step and if the problem still persists, contact technical support.