Summarize the following:
Click the Windows logo in the bottom-left corner of the screen. Type in control panel, then click Control Panel at the top of the Start window. Click the phrase to the right of the "View by" heading in the upper-right corner of the page, then click Large icons in the resulting drop-down menu. If the phrase next to "View by" is "Large icons", skip this step. It's on the far-right side of the Control Panel window. This link is in the upper-left side of the window. Click the current Wi-Fi connection, then click Change settings of this connection at the top of the window. It's in the pane that's in the middle of the Properties window. You'll find this button below the pane. Doing so opens a new window. It's near the bottom of the pop-up window. Do one of the following depending on whether you'd rather use OpenDNS or Google servers:   Google — Type 8.8.8.8 into the "Preferred DNS server" text box, then type 8.8.4.4 into the "Alternate DNS server" text box.  OpenDNS — Type 208.67.222.222 into the "Preferred DNS server" text box, then type 208.67.220.220 into the "Alternate DNS server" text box. It's at the bottom of the pop-up window. You'll find this at the bottom of the window. Doing so saves and applies your settings.

Summary:
Open Start . Open Control Panel. Switch the view mode to large icons. Click Network and Sharing Center. Click Change adapter settings. Open your connection's properties. Click Internet Protocol Version 4 (TCP/IPv4). Click Properties. Check the "Use the following DNS server" box. Enter a new DNS address in each of the boxes. Click OK. Click Close.