WiiKey Problems

Hey i got few important questions:
1. I havent use wii for long time. I need to update my Wiikey but i dont know if i have WiiKey 1 or WiiKey2. How to check it?

2. I bought original Super Smash Bros Brawl, but its not working why?

3. Can i update console by Wii Ware? With no brick?

4. Can i return to frabric settings and start playing on original soft and games?


Waiting for ur answers, im really in hurry :(
BTW. Sorry for my english i used translator.

You have to download both chips updates and burn each of them on separate DVDs and try which one will work. Otherwise open your Wii and check what you have.