I bought a Philips 4k tv which works ok. But, when I plug it into my ethernet and hit the software update button it says it can't find the host. So I am guess

I bought a Philips 4k tv which works ok. But, when I plug it into my ethernet and hit the software update button it says it can't find the host. So I am guessing they hard coded the wrong IP/URL into the firmware. I am sure are there is some USB firmware patch I can do, but, I don't want to risk turning it into a giant doorstop/brick.