Antivirus programs often flag steam_api.dll as a "false positive," especially if you use mods.
If you're still encountering issues or if there's a specific error you're dealing with, providing more details could help in offering a more targeted solution. steam apidll sonic adventure 2 upd link
Steam, being a popular platform for PC gaming, supports a community-driven approach through its Steam Workshop. However, for more complex mods, especially those requiring direct access to the game's code, modders might work outside of the Workshop, using tools and libraries like API DLLs. Antivirus programs often flag steam_api