Before diving into the crackfix and portable versions, let's take a look at the system requirements for Dead Space 2:
Assuming you have a clean rip of the game and the legitimate crackfix, here is the logical workflow we used in 2011:
Dead Space 2 is a popular survival horror game developed by Visceral Games and published by Electronic Arts (EA). The game was released in 2011 for Microsoft Windows, PlayStation 3, and Xbox 360. However, some users may encounter issues with the game's crackfix, FLT (FLT, or "Flexible License Technology" being an outdated and once widely used no-CD crack), and portable versions.
To understand why this specific file existed, we must rewind to the early 2010s. This was the golden age of aggressive DRM (Digital Rights Management). Publishers were terrified of piracy, and EA was the most aggressive enforcer.