1. Within Account Manager, select My Domain Names
  2. Select the domain name you want to change and select Manage 
  3. In the green box, select Change Where Domain Points
  4. Select Domain Name Server (DNS)
  5. Under Specify Domain Name Servers section, type in Name Server 1 and Name Server 2.  To enter additional Domain Name Servers, click on the Add More Name Servers link.  To use all Network Solutions® name servers, click on See More icon to the right of the name server boxes and select Network Solutions Name Servers. 
  6. Select Continue, then Apply Changes to accept changes

Please Note: Domain Name Server changes may take 24 - 36 hours to update throughout the Internet.

Network Solutions Instructions Here