I'm sorry about the issue. Does your computer have windows xp, vista, or 7 or 8 or 10?
Have you tested connecting the computer to the modem/router with an extra Ethernet/network cable?
Please reply at the box below. Thank you,
What's the make / model of your computer?
Please type at the box below, then click on the Send button below to communicate with me, so I can help. Thank you,