What are the default login credentials of your Linksys EA6350-4B router? By default, the login credentials to get into the portal for your Linksys Smart Wi-Fi are “admin”, and both the username and password are the same. Both these entries are case sensitive. You can similarly check the login details specified in a label on your Linksys router. Visit the web address http://linksyssmartwifi.com/ for more extra information.