How do I setup my Linksys wireless router or Linksys wireless router setup I am following some basic points as mention bellow: 1 Connect Power. Please ensure that you are using the power adapter that came with your router. 2 Connect to Modem by Cable / Wire. 3 login. 4 Select Password. 5 Change SSID and Password. 6 Keep Password Secure. 7 Deciding to Update.