He discovered a CPU emulation layer called SdeMirror (based on Intel’s Software Development Emulator). Unlike old hacks, this wraps only the AVX2 instructions without tanking performance.
Open your Steam or Epic Games launcher. Navigate to the Library, right-click UNCHARTED: Legacy of Thieves Collection , and select properties to check for pending updates.
Newer systems, particularly those with Intel Core i5 or i7 processors or AMD Ryzen CPUs, often come with AVX2-enabled processors. While these processors offer improved performance, they may also introduce compatibility issues with older games like Uncharted 4. uncharted 4 avx2 fix new
When the game crashes, you might not even get a proper error message; it may just flash a black screen and return to the desktop, or show a crash reporter. The New Fix: Using an Emulator (Intel SDDE)
The most reliable "fix" is now built directly into the game. On , developer Iron Galaxy released a major update (Patch 1.3.20812) that officially removed the AVX2 restriction. He discovered a CPU emulation layer called SdeMirror
Q: Is the AVX2 fix safe to use? A: The AVX2 fix is generally safe to use, but ensure you have a backup of your game save data and follow the instructions carefully to avoid any issues.
Aside from the AVX2 resolution, the modern patch profile introduces vital stability features: Navigate to the Library, right-click UNCHARTED: Legacy of
The game may take longer to load than usual, as the emulator is translating instructions in real-time. Alternative Solutions (If SDE Doesn't Work)