it to the newer 1.5.80 version, often discussed in communities focused on game modding or repacks patch notes for a specific version, or are you trying to fix a crash related to one of these updates?

Quick checklist (do in order)

"Fatal error. The executable (1580exe) has stopped working. Please verify your installation."

: Specific optimizations target stutters that occurred in dense locations like large settlements. Visual Bug Squash