Assetto Corsa Is Obsolete V1163 Is — Required Fix Extra Quality

Assetto Corsa shows degraded or incorrect graphical quality (textures, lighting, or mods failing) because an updated runtime/component (v1163) is required. Without v1163, some shaders, mods, or compatibility layers produce artifacts or reduced visual fidelity.

In Content Manager, go to -> Custom Shaders Patch -> About & Updates . Assetto Corsa shows degraded or incorrect graphical quality

If you are still having trouble joining servers, it is recommended to join the community Discord for the specific server, as they often provide a in the correct version. right-click acs.exe &gt

After verifying via Steam, right-click acs.exe > Properties > Security . Set permissions to "Read-only" for all non-admin users. This prevents mod installers from touching it. Assetto Corsa shows degraded or incorrect graphical quality