Try running the game in compatibility mode:
If you are running a repack of and getting a "steam_api.dll is missing" or "not found" error, it is almost always because your antivirus (including Windows Defender ) flagged the file as a "false positive" and quarantined or deleted it during installation . 1. Check Your Antivirus Quarantine steamapidll for grid autosport repack
Most repacks come with a folder named CODEX , FLT , or Fix . Try running the game in compatibility mode: If
Identify the file labeled steam_api.dll inside the GRID Autosport folder. Click and select Allow on device to free it. 2. Create a Folder Exclusion steamapidll for grid autosport repack
Create a folder and from antivirus scanning (Settings > Virus & threat protection > Manage settings > Exclusions).