How do i seperate 2.4G and 5G Network name of my AT&T Modem/Router?

To seperate 2.4G and 5G Network name of my AT&T Modem/Router,first we need to connect the computer with the AT&T modem router.Then open 192.168.1.254 on the browser.When you see the web interface of the router,below the home option,go to the wireless tab >> from there you can change the network names.

open your browser and type the ip address at the very top of the screen that is  :- 192.168.1.254

Now it will take you to the web interface of the att router

Under the Home option ,click on the wireless tab and then from there you can make change in the network names

connect your computer with the att modem router

open your browser and type this address:- 192.168.1.254

Now it will take you to the web interface of the att router

Under the Home option ,click on the wireless tab and then from there you can make change in the network names