If you are still experiencing issues after trying these steps, let me know:
If the DLL file is missing across multiple games, your core Steam installation might be corrupted. Reinstalling Steam will refresh all global API files. Close Steam completely. Go to your Windows > Programs and Features . skyrim legendary edition steam-api.dll download
The steam-api.dll file is a dynamic link library used by Valve’s Steam platform. It allows Skyrim to check for achievements, manage your cloud saves, activate downloadable content (DLC), and verify that you own the game. If you are still experiencing issues after trying
This method fetches the file directly from Valve’s content servers. Go to your Windows > Programs and Features
Click on the (or Local Files ) tab on the left menu. Click the Verify integrity of game files... button.
Steam has a master copy of the exact DLL version needed for your game. Verification restores it to the correct location.