Once you have a copy of the file:
This guide is intended for legitimate owners of the game. Piracy often involves cracking the game by replacing or modifying Steam-related .dll files. The errors you see are inherent to using such versions, and the fixes we've outlined are designed for genuine copies protected by Steam DRM. We strongly recommend supporting the developers who made the games you love.
The safest and most reliable way to recover any missing game file is to let Steam scan your installation directory and automatically redownload what is missing. Open the client on your PC. Navigate to your Library . Right-click on Mortal Kombat X and select Properties . steam-api64r.dll missing mortal kombat x
⭐⭐☆☆☆ (2/5) – Annoying, but Fixable.
: Sometimes these errors are caused by missing system dependencies. Ensure you have the latest Microsoft Visual C++ Redistributables and DirectX End-User Runtimes installed. Why Is This Happening? Once you have a copy of the file:
Note: Turn off your antivirus temporarily during the installation process, then add the folder exclusion (from Method 1) before turning it back on. Method 4: Update Graphics Drivers and DirectX
Fix "steam-api64r.dll missing" in Mortal Kombat X: Complete Guide (2026) We strongly recommend supporting the developers who made
Q: Why does the steam-api64r.dll missing error occur in Mortal Kombat X? A: The error can occur due to corrupted or missing Steam API files, an outdated Steam client, game file corruption, or incorrect game installation.