Link — Assetto Corsa Is Obsolete V1163 Is Required

The error "v1163 is required" is a version mismatch protocol. In 99% of cases, verifying the integrity of the game files via Steam resolves the issue. If the user is operating on a non-standard Steam branch, reverting to the default public branch is mandatory to sync with the current server infrastructure.

Assetto Corsa recently pushed a small update (often v1.16.4), but CSP is hard-coded to look specifically for v1.16.3 . assetto corsa is obsolete v1163 is required link

Elias didn't hesitate. He clicked. The progress bar crawled forward, a blue line reclaiming his relevance. 10%... 45%... 90%. The installation finished with a sharp The error "v1163 is required" is a version mismatch protocol