He checked the folder again. Still empty.

This forces Steam to check for missing or corrupted files and redownload only what’s needed.

Here’s why it happens and how to fix it in under five minutes.

This error occurs because security software frequently flags this specific Dynamic Link Library (DLL) file as a false positive and deletes it.

How to Fix Call of Duty: Infinite Warfare "steam_api64r.dll is Missing" Error

Scroll down to Exclusions and click . Click Add an exclusion and select Folder .

Steam can automatically scan your installation and redownload the missing file. Open your . Right-click Call of Duty: Infinite Warfare . Select Properties . Click the Installed Files tab. Click Verify integrity of game files . Wait for the process to finish. 2. Check Antivirus Quarantine

Are you playing the or a different edition? What antivirus software are you currently running?

Check your antivirus software’s quarantine log (Windows Defender, McAfee, Norton, etc.).

Once you have the game running, take these steps to avoid repeating the error:

Wait for Steam to scan and automatically replace the missing file. 4. Run System File Checker (SFC)

Missing system libraries can also trigger DLL errors. Ensuring your Microsoft Visual C++ Redistributables are up to date often fixes underlying library conflicts. Download and install the latest Visual C++ 2015-2022 packages (both x86 and x64). Restart your PC after installation. 4. Manual Restoration (Last Resort)

Once your game is working, take these proactive steps to avoid a repeat: