thanks for all the help really wanted to play and din't know what to do

i don't want the demo though i want the full release but i don't want to pay for it again

i have downloaded all the demo and nothing has changed
it still says no more updates

I have the non-steam version of faction and every time i click the check for updates button it says no new updates

the about screen has this:

Release: alpha
Version: 0.11.22(Build 14011,win64)
Website: www.factorio.com

I don't know what to do, because i want to play modded factorio but it ...