Hi @deedawg68, please be advised that your modem has the latest firmware. The Build 200810 means August 10,2020 while the Build 190305 means March 5,2019. If you are having issues with the service, please send us a private message with your TPG customer ID, username and complete address so we can pull up the account.   To send a PM, please refer to this link: How do I private message (PM) in the community ... View more

I do not think the issue is that the port is open, the question is "Why is TPG allowing it to be accessible by external networks?". What possible reason could someone external to TPG have to access that port?  TPG, please see https://www.computerworld.com/article/3145003/blame-the-isps-rather-than-the-routers.html and https://securityintelligence.com/mirai-evolving-new-attack-reveals-use-of-port-7547/   ... View more