Head over to Getting Started to start using Steamworks.NET!.
Close Unity and relaunch the project so that it loads the freshly updated steam_appid.txt.
Ensure you save this file as ASCII or UTF-8 without a BOM.
Open the steam_appid.txt which now resides in the root of your Unity project and replace 480 with your own AppId.
Once imported the included editor scripts will copy steam_appid.txt into the root of your project.
Recommended but Optional: Manually download the SteamManager MonoBehaviour which contains a starting point for using the Steamworks API in your project.
Copy the / folder into your project’s Assets/ folder via explorer or finder, do not try to drag and drop it into Unity’s Project window.
Download the latest version from the GitHub master branch ( direct link).
Recommended but Optional: Manually download the SteamManager MonoBehavior which contains a starting point for using the Steamworks API in your project.
Click the “Add” button and wait several seconds for the system to download and install the Steamworks.NET package from GitHub.
The latest version number can be found on the Releases page on GitHub. It’s recommended to specify a version number at the end such as: to get a pinned specific version.
Enter the following URL: to get the latest version from the master branch on github.
Select the “Add package from git URL…” option.
Click the “+” (plus) button located in the upper left of the window.
unitypackage from the Releases page on GitHub. To use Steamworks.NET you must already be a Steamworks developer.