Uncharted 4 Avx2 Fix [new] Today

If you aren’t sure whether you need this guide, check your CPU:

: The game now supports older CPUs that lack the AVX2 instruction set. uncharted 4 avx2 fix

When Legacy of Thieves Collection launched on PC, it was compiled with AVX2 instructions enabled by default. This means: If you aren’t sure whether you need this

On process start, the fix checks cpuid directly (bypassing potential anti-hook). If AVX2 is absent, it overwrites the game’s code section with fallback sequences. If AVX2 is present, it leaves the original instructions but still hooks CPUID to avoid potential detection. If AVX2 is absent, it overwrites the game’s

After extensive testing by community members on platforms like Reddit (r/OldPCGaming, r/UnchartedPC), GitHub, and the Steam Discussions, two primary fixes have emerged.

: Some attempted to use the Intel Software Development Emulator (SDE) to trick the game into running, though this often resulted in unplayable performance and frequent crashes.