Here are the safest ways to fix the issue.

Run the installers for and vcredist (Visual C++ 2015/2017) . Restart your PC. ⚠️ Security Warning

Sometimes the error is actually caused by the underlying C++ libraries the DLL relies on, not the DLL itself.

The error message indicating steam-api64r.dll is missing in Call of Duty: Infinite Warfare

The secondary data core was on Deck Fourteen, which meant going down. Going toward the enemy. The ship shuddered, and she grabbed a bulkhead to steady herself. The artificial gravity was failing—soon they’d be floating, which would make the gunfight interesting.