DNS settings are normally stored in your router. Open the router's administration console and look for the place to enter DNS addresses. The location varies from router to router. Note that you only need to enter a primary and alternate DNS address if you are not using your ISP's own DNS service.

Best free and public DNS servers in 2020 | TechRadar Jun 18, 2020 Free and Public DNS Server List (Valid July 2020) Jul 01, 2020

How to Check your current DNS Server (Windows | macOS

Jul 16, 2009

How to change DNS settings on your PC running Windows 10

Dec 27, 2018 How to Choose the Best (and Fastest) Alternative DNS Server Jan 02, 2020 Configuring Preferred/Alternate DNS Servers on a DNS server