And that's good, at least you won't need these tips.
If you don't know where to change your DNS settings, you're likely fine your computer by default automatically picks up a DNS server from the Wi-Fi router, and so you'll get the DNS server your Wi-Fi expects you to use automatically. DNS servers, also known as domain name servers, match domain names such as to its server's IP address – making it much easier to visit websites than typing in 104.24.106.53.