It’s a good idea to hardwire a connection from your laptop to your modem. this will require certain adapters that you can purchase from Amazon. Which adapters are determined by what laptop you purchase a MacBook Air requires a USB-C to Ethernet adapter. A PC will require a USB-A to Ethernet adapter. Both set ups require a CAT-6 ethernet cable. They will both cost about $20. The Cat-6 line will be plugged into the Ethernet port in the modem/router. You will need to make sure that the connection to your laptop is going through the Ethernet and not the WiFi connection.