A:AnswerYou can connect to the internet either through the wireless connection or a wired connection with the ethernet connected from the computer to the router or modem.
A:AnswerYes you could use an HDMI splitter which would support 2 monitors. Here is an example of one:
https://www.bestbuy.com/site/rocketfish-2-output-hdmi-splitter-with-4k-and-hdr-pass-through-black/5986903.p?skuId=5986903
A:AnswerI have two computers a windows 7 & 10 I have a NEWEGG switch that can go from one to the other this works fine where my windows 7 stores all my games & my 10 has all the internet info all you do is click the button to go from one to the other