Uncharted 4 Avx2 Fix [verified] Site

Copy the original u4.exe and any existing .dll files to a safe backup folder before altering anything.

How to Fix Uncharted 4 AVX2 Crashing and CPU Limitations The PC release of Uncharted: Legacy of Thieves Collection —which includes Uncharted 4: A Thief's End —brought Nathan Drake's final adventure to a broader audience. However, many players with older or budget processors were met with immediate crashes to desktop or a refusal to launch. The culprit behind these issues is the game's strict requirement for the instruction set.

: Locate the main executable file ( u4.exe or tll.exe ). Create a copy of these files in a separate backup folder on your desktop in case you need to revert changes.

Disclaimer: This article is for educational purposes. Modifying game files may violate the EULA of the Legacy of Thieves Collection. Always purchase the game legally before applying fixes. uncharted 4 avx2 fix

For users who want to manually disable the AVX2 flag in the game files, a HEX edit method exists. This involves directly modifying the executable to remove the check.

The official patch renders these risky and cumbersome workarounds completely obsolete.

Check logs and Windows Event Viewer

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.

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

Some custom Wine builds (like ) include libavx2emu . Copy the original u4

Believe it or not, some users discovered that the AVX2 check only runs during the initial loading screen. If you can bypass that one instruction, the rest of the game never calls it again.

All test platforms without AVX2 successfully launched and completed the first three chapters. Previously, the game crashed at startup with EXCEPTION_ILLEGAL_INSTRUCTION at address 0x1412f4c30 . With the fix, no illegal instruction crashes occurred over 40+ hours of cumulative testing.