: Open your security software (like Windows Defender) and check for quarantined files. If steam_api.dll was flagged, you can restore it and add the game folder to your "Exclusions" list.

The correct, verified method to restore or repair steamapi.dll for Tomb Raider (2013) does not involve any external download. Instead, users should use Steam’s native repair functions:

[pms-recover-password]

[pms-account]

[pms-register]

[pms-login]