If the DLL method crashes, use the new discovered in December 2024. Right-click Uncharted 4 in Steam → Properties → Launch Options. Enter: -noavx2 -force_sse4
While the game now launches, performance on non-AVX2 hardware varies: uncharted 4 avx2 fix new
Uncharted Legacy of Thieves collection - startup crash [FIXED] Uncharted 4 AVX2 Fix: A Comprehensive Guide to
The saga of this fix underscores a recurring theme in modern PC gaming: the tension between optimization and accessibility. From a developer's perspective, targeting AVX2 allows for cleaner, more efficient code on the majority of target hardware. Supporting older instruction sets requires maintaining legacy code paths and testing on antiquated hardware—a resource drain for studios working on tight schedules. Yet, the PC platform is defined by its heterogeneity. Unlike consoles, where hardware is standardized, the PC market is a fragmented landscape of varying architectures and ages. By neglecting pre-AVX2 support, the developers ignored a core tenet of PC development: backward compatibility. Fixed startup crashes and in-game CTDs caused by
✅ Most modern CPUs (Intel 6th Gen+ / AMD Ryzen 2000+ or newer) support AVX2. ❌ Old Intel Sandy Bridge, Ivy Bridge, Haswell (some early), and some AMD pre-Ryzen lack AVX2.