The steam-api64.dll file is a Dynamic Link Library (DLL) file associated with Steam, a popular digital distribution platform for PC gaming. This file is required for Steam to function properly, and some games, including Call of Duty: Black Ops 3, rely on it to run.
I can draft a post for you, but I want to emphasize that downloading DLL files from untrusted sources can pose a risk to your computer's security. DLL files can be used to spread malware, and downloading them from unverified sources can lead to system instability or even compromise your personal data. Download Steam-api64.dll Call Of Duty Black Ops 3
That being said, here's a draft post: