It could be an issue with your operating system settings or the router. Unfortunately, there is no single solution to fix this issue. As a first step, restart your networking equipment and device and see if that fixes the problem. As with the router, network and software problems often get fixed automatically with a simple restart. Also, check if the connection line to your ISP is working. All the status lights on your modem should be on (Power, DSL, Data, LAN). If it doesn't help you, then go to the following section.   Distance from Laptop to wifi-router Check Modem Lights Flush your DNS Change your DNS server address IP address conflict Outdated network driver Check your ISP's status   ... View more