Hey below I have given you the process to see the ISRO IRNSS Launch but you cant see it live as ISRO has not provided this facility yet

To watch the launch of the ISRO IRNSS live you can follow the below process

Visit the official site of the ISRO

A page like below will open



Hit on the option for the PLSV at the center



Here you will find some launch video so you can look here

Some Latest news about the ISRO

President of India congratulates ISRO on the successful launch of PSLV-C34
Date: Jun, 22, 2016

PSLV-C34 Successfully Launches 20 Satellites in a Single Flight
Date: Jun, 22, 2016

PSLV-C34 / Cartosat-2 Series Satellite Seperated and Injected into Orbit
Date: Jun, 22, 2016

PSLV C34 / Cartosat-2 series PS4 Engine Shutdown. Injection Conditions achieved
Date: Jun, 22, 2016

PSLV-C34 / Cartosat-2 Series PS3 seperated. PS4 Engine Started.
Date: Jun, 22, 2016

PSLV-C34 / Cartosat-2 Series PS2 Seperated, Third stage performance is normal