Okay. What does it say about me that I figured out exactly what was going on here from the first line?
Vitoc, if you post any further questions you need to say that you're using the Home of the Underdogs version (or just HotU) or you'll confuse people

Prophet thought you were on about something SCP related so you've been talking at cross purposes. Fortunately I recognised your description of the download
Anyway onto the problems.
1) Check the downloads page of my FAQ and you'll find the HotU crack pack. Simply overwrite the files in your Freespace 2 folder with these ones and you'll be updated to 1.2.
2 & 3) Both of these are addressed on the HotU page of my FAQ. To be honest I think the first one is too

As for a working FS2 download link try
www.freespacezone.com