I just purchased a SVG2482AC (new from Best Buy) to replace an owned TG862G since I upgraded my Xfinity plan to 500 Mbps. I’ve scanned all of the community questions, but I don’t see the answer. I followed the setup instructions but in #6, to open a web browser and enter xfinity.com/activate. I’m using Chrome on a MacBook Pro with MacOS Monterey 12.7.4. The website said I had to use my mobile app to activate. So I attempted to activate from my iPhone but it couldn’t activate and sent me to a customer service person who entered my CMAC # and activated my gateway. The Power, US/DS, and Online lights are solid white. The 2.4 and 5 GHz lights are mostly solid but occasionally flicker. He said his system recognizes the CMAC # and it corresponds to the model type - but wasn’t able to see a response. I have a Ethernet cable indicating Green Connected. The WiFi is green connected. I’m able to connect to the Arris Web Manager using the admin and passcode - was able to change the password and sc