SBG8300 wont load port forwarding page on web, AND I WILL NOT USE THE APP! I bought an Arris SBG8300 a couple/few years ago so I wouldn’t have to lease a device from the cable internet providers. It’s been fine up until needing to use the port forwarding feature. I followed the manual and online instructions but either the port forwarding page never loads at all (is greyed out with a spinning wheel of doom forever -this happens on multiple PCs, hardwired and wireless, and I’ve tried five different current browsers: Edge, Firefox, Chrome, Safari, and Opera), or it loads but not completely (the option to select a device never appears and there’s no save button (got this in IE11). I’ve tried http and https. I’ve disabled UPnP. I made sure a bunch of other settings I don’t use are disabled (DMZ, port triggering, etc). there were a couple other similar posts on here and the answer was to try the Surfboard Central app, and I didn’t even know there were apps for this. I have always controlled my routers and modems and network devices via local computer. I installed