My present login is NetGear83 but I want to change it to another word my model is C3700

[3131]

Is Netgear83 my Wi-Fi name
if so I want to change it can someone help me how to do it please?

[plemans]

there's an article on how to do this. 

https://kb.netgear.com/23439/How-do-I-change-my-NETGEAR-router-s-WiFi-password-or-network-name-SSID

This should help you change it.