Those files are often outdated, contain malware, or will not work correctly with Steam’s DRM.
This is the safest method as it restores the official file directly from Steam. Steam Library Right-click and select Properties Installed Files Verify integrity of game files 2. Check Antivirus Quarantine Antivirus software often flags this DLL as a "False Positive," Steam Api 64 Dll Wwe 2k15
The "64" in the name indicates that this is the 64-bit version of the file. WWE 2K15 was one of the early wrestling games to transition to 64-bit architecture on PC, which is why you don’t see this error as often on older 32-bit games. Those files are often outdated, contain malware, or