Enter your router's IP address (commonly 192. Sign in using your administrator credentials. Navigate to Internet, WAN, DHCP, or Network settings. Save the changes and. Every time you visit a website, your device sends a DNS (Domain Name System) query to translate the domain name into an IP address. By default, these queries go to your Internet Service Provider's DNS servers — which offer no content filtering, limited privacy, and are often slower than third-party. This guide explains everything you need to know, including router-specific instructions and troubleshooting tips. To change DNS on a router: Open a web browser. Linksys and Asus routers typically. Before starting, it is important to be clear about two concepts: on the one hand, DNS does not improve your download speed, but it can reduce latency in resolution and optimize web page loading; on the other hand, not all routers allow DNS modification (some operators block it). When you change your dns on the router level, every connected device on your network, PCs, smartphones, smart TVs, security cameras, and IoT. Changing DNS is fairly easy on most routers and moderns routers often have an app, where you can change from.