Good for them, good devs need to continue producing good games with financial support. Too much games to go through in the backlog. Will grab it when the complete edition comes out and on sale.
Like others have said, it's probably risky to use custom ISOs for installing Windows 10 now. Microsoft has made their Media Creation Tool pretty good now. If you want to debloat afterwards, it's pretty easy to do. There are scripts out there that allows you to just run.
Try setting your router to Wireless B to see if it shows up. Some routers have compatible mode of some sort that you can set to allow older Wifi devices to connect correctly.