What website please?
Are you connected by WiFI or Ethernet?
Has this worked in the past? If so unplug your router and/or modem from power for a few minutes then plug them back in and restart the computer
Do you have Firefox or Chrome web browsers? If so try them
Ok go to Control Panels / Network / Network connections find the WiFi connection right cllick and go to Properties select IPv4 change the DNS to 184.108.40.206 and 220.127.116.11
Select iPv4 then Properteis
It sounds like you have a hardware failure you will need to take it in for repair sorry
Please remember that the experts here cannot fix failed hardware. We guarantee a correct ANSWER, even if that answer determines the product needs to be physically repaired. No one likes to hear they need to spend more money to fix the problem but at least you now know what needs to be done and you can make an informed decision.