Uncharted 4 Avx2 Fix [2026]

(e.g., i7-2600K, i7-3770K)

When Uncharted: Legacy of Thieves Collection (which includes Uncharted 4: A Thief's End and Uncharted: The Lost Legacy ) finally arrived on PC, franchise fans were eager to experience Nathan Drake's final chapter with enhanced graphics and high framerates. However, launch day brought immediate frustration for thousands of players. Instead of loading into the game, players were met with instant crashes to desktop, silent launches that closed immediately, or error messages regarding system compatibility.

If your CPU lacks AVX2 support, you are not completely out of luck. Here is a comprehensive guide on why this crash happens and how you can bypass the requirement to run Uncharted 4 . Why Does Uncharted 4 Require AVX2?

: Even if the CPU is the bottleneck, ensure your GPU drivers are up to date to prevent secondary crashes. uncharted 4 avx2 fix

Because this file modifies a game executable, Windows Defender or your antivirus will likely flag it as HackTool:Win32/Keygen . This is a false positive. Add an exclusion for your game folder before downloading.

Not sure if your processor is affected by this issue? Here are three easy ways to check:

The tool intercepts the game's AVX2 calls, translates them into multiple smaller instructions your CPU can understand, and passes them back. If your CPU lacks AVX2 support, you are

: Open the downloaded .zip or .rar archive.

So, if you're using an older CPU, such as a third-generation Intel Ivy Bridge processor (e.g., Core i5-3570K, i7-3770), an AMD FX series CPU, or an older Intel Xeon processor, the game refuses to start. The official minimum requirements list the Intel i5-4330 (a 4th-gen Haswell CPU) and AMD Ryzen 3 1200, both of which support AVX2.

Check logs and Windows Event Viewer

AVX2 (Advanced Vector Extensions 2) is a CPU instruction set used to accelerate mathematical calculations. When Uncharted 4 launched on PC, the game was coded to require these instructions. This meant that even powerful older CPUs—like the legendary or certain Xeon and AMD FX processors—could not launch the game because they lacked AVX2 support. The Official Fix: Patch 1.3

: Shaders will take significantly longer to compile on the first launch. Tips to Boost FPS on Older CPUs