My current router was ISP supplied and has all the default config on it. If i download this update and install it, will this setup be overwritten? Will i have issues due to PPPoE settings being factory reset ?

Hi Guys I am trying to get my Xbox One NAT to be "OPEN" and having some grief in the process. I have done this previously on TP Link and Netgear routers, but hoping to get some assistance with my MikroTik. The first issue I have, is the fact that my Xbox insists that "uPnP is not succ...