Omnixor, I tried that but I literally just don't remember what I used

Tmarc, I have that folder, but all the data in it is from Trackmania.

I'll try to make cliffs to make this easy: + Bought Shootmania on steam 6 months ago, created Maniaplanet account, played game, uninstalled + Fast forward 5 days ago, buy Trackmania, can't login because forgot login info + Can't send password reset because it requires login name which I don't know +...