Since mid-2024, a dedicated modder released – a wrapper that intercepts and emulates AVX2 instructions using software fallbacks.
The story has a happy ending for most users. On , Iron Galaxy and Naughty Dog released patch 1.3.20812 , which officially removed the mandatory AVX2 restriction.
Iron Galaxy and Naughty Dog optimized Uncharted: Legacy of Thieves Collection to heavily rely on AVX2 instructions. If you attempt to launch the game on a CPU that does not natively support AVX2, the game engine attempts to execute a command your hardware cannot understand. The operating system immediately halts the program to prevent system corruption, resulting in an instant crash to desktop (CTD).
Right-click the game in your library → Properties → Local Files → Verify integrity of game files. This ensures the update installed correctly. uncharted 4 avx2 fix
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Most community fixes are DLL wrappers that don’t permanently modify game files. However, always use them from trusted sources. Anti-cheat is not an issue (Uncharted 4 is single-player only).
You will likely experience this issue if you are running the game on: Since mid-2024, a dedicated modder released – a
When Legacy of Thieves Collection launched on PC, it was compiled with AVX2 instructions enabled by default. This means:
Intel Core i7/i5/i3 processors from the Ivy Bridge (3rd Gen) era or older. Intel Pentium and Celeron budget chips. AMD Phenom, FX-Series, or early APUs. Step 1: Check Your Official Game Version
Search trusted gaming mod repositories (such as Nexus Mods or Github) for the "Uncharted 4 AVX2 Fix" or "Intel SDE Bypass for Uncharted". Iron Galaxy and Naughty Dog optimized Uncharted: Legacy
The official change log notes:
Processors like Intel's 1st to 3rd generation Core series (e.g., Ivy Bridge, Sandy Bridge like the i7-3770k) and older AMD Phenom or FX chips lack AVX2 entirely.
: You will typically find files like com_intel_sde.dll or a modified u4.exe .
: Unofficial "fixes" and scripts appeared on forums like Steam and Reddit shortly after launch to try and bypass the startup check. Technical Context: Why AVX2?