: While the game runs without it, some users report that skipping optional files can occasionally cause issues with future game updates if the updater checks for the presence of all original files. Recommendation :

Standard repacks often include 1080p or even 720p videos to keep the file size small. The 4K binary provides significantly better clarity for players using 4K monitors or large TVs.

Thus, fgoptional4kvideos3bin could be a corrupted project path like: /projects/fg_optional/4k_videos/3bin/top_sequence.bin