Uncharted 4 AVX2 fix is a fan-made community patch (often distributed as a modified

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.

: | Processor Family | AVX2 Support | |---|---| | Intel Haswell (4th-gen) and newer | ✅ Yes | | Intel Ivy Bridge (3rd-gen) and older | ❌ No | | AMD Ryzen (all series) | ✅ Yes | | AMD FX / Bulldozer | ❌ No |

1st, 2nd, and 3rd Generation processors (e.g., Core i7-2600K, i7-3770).

Picture the scene: you've just installed Uncharted 4: A Thief's End on your PC, ready to swing through jungles and uncover lost secrets. You double-click the icon, your heart races with anticipation... and then nothing. Or worse, an error message tells you that your CPU is unsupported.

Limits first-time startup thermal spikes by managing background CPU scheduling. Step-by-Step: Implementing the Official Fix

Save the file as Launch_Uncharted4.bat (ensure you change "Save as type" to "All Files").