Hi,
Welcome to TPG Community!
We created an article that you may find helpful, please see the link below.
Changing your WiFi password on your TPG Modem
Note: You can personalize both 2.4Ghz and 5Ghz by disabling the band-steering to setup their name and password.
Then, you can change your WIFI connection from 5Ghz to 2.4Ghz and vice versa.
Regards,
Angeli
