I have solved my problem now. And even tough it's not a RAR file, I can open it with WinRAR, because it's an extraction file, right? Anyway, I opened the exe with WinRAR, extracted it's contents, right-clicked the INI and installed it. After that, I have downloaded the updates, and now it works just …

When I open VCREDIST.EXE, nothing happens. Is there anyway I could, for example, install manually? I can open the file with WinRAR.