1) Open the Browser : http://192.168.1.1

2) Login on ONT: user: telecomadmin

                            pass: admintelecom

3) Go to :                 1) System tools

                2) Firmware Upgrade

                3) Browse the Firmware

                4) Press Upgrade


image.png


4) If the Firmware is Successful upgrade, it will appear the notification like this:
image.png
              1) Press "Restart"  
 After the ONT is restarted, verify if the version is the same as we wanted:               1) Status
              2) Device information
              3) Software Version
image.png
5) If the Firmware is Failed to upgrade than  it will appear the notification like this:image.png