Are you seeing a (like 0xc000007b) alongside the missing DLL message?
Here is a comprehensive guide to restoring the file and getting back into the fight. Verify Integrity of Game Files call of duty infinite warfare steam-api64r.dll missing
Look for any files related to Infinite Warfare or "steam-api64r.dll." Are you seeing a (like 0xc000007b) alongside the
Download the latest DirectX End-User Runtime from the official Microsoft website. The most reliable way to fix a missing
The most reliable way to fix a missing DLL is to let Steam scan your installation for discrepancies. Steam will automatically detect the missing file and download a fresh, official copy. Open your Steam Library. Right-click on Call of Duty: Infinite Warfare. Select Properties from the menu. Click on the Installed Files tab. Select Verify integrity of game files.
Modern antivirus software—including Windows Defender—is often overly aggressive. It may flag steam-api64r.dll as a "false positive" and move it to quarantine, effectively "deleting" it from the game folder. Open your Antivirus or Windows Security settings. Navigate to Protection History or Quarantine.