Knowing these details helps me verify if it's safe and tell you exactly how to use it.

is this file supposed to do (e.g., is it a game, a patch)?

Double-click the file. If Windows presents a "Windows protected your PC" screen, select "More info" then "Run anyway" (only if you trust the source).

Only run executable files ( .exe ) from trusted, known sources to avoid malware or ransomware.

Potential Usage Guide: Succulence_Anniversary_EditionVer.2.5.exe

Suggests this is a mature version with significant updates over original releases.

Follow the on-screen prompts for the anniversary edition update.

If you are unsure of the safety, run the file within a Windows Sandbox environment to prevent potential damage to your host system.