Below is a drafted blog post you can use to help others solve this problem.
If you are using a desktop shortcut or a dedicated launcher, verify that it points to the correct location.
First, it is important to clarify that u4.exe is . It is not part of the Microsoft Windows operating system, nor is it a component of common applications like Office, browsers, or drivers. u4.exe does not exist
The error message is a common issue with the UNCHARTED: Legacy of Thieves Collection
If found, move it to the directory specified by the error message. Below is a drafted blog post you can
. Simply open the application and look for "AVX2" in the Instructions section.
Your antivirus might be interfering with the game. A good first step is to temporarily disable your antivirus software and try launching the game again. If the game launches, you've found the culprit. It is not part of the Microsoft Windows
If you are using a game launcher (like PlayOnLinux, Lutris, or a custom batch file), the shortcut might be pointing to the wrong place.
You should investigate the source, but do not panic. The absence of the file means any harmful code it might have contained cannot run.
If you have followed this guide, your system should now be free of the error. If not, revisit Method 2 (reinstallation) and Method 6 (malware scan). Good luck, and may your legacy software run smoothly once more.