Click "Install". Steam will download the official game files directly from its servers.
Recent guides for versions like typically follow this workflow:
This tutorial will guide you through the setup of GreenLuma in 2026, including the "Stealth Mode" method. ⚠️ Important Notice & Disclaimer
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The injector will open a command prompt. It may ask you how many AppIDs you are injecting or ask you to input them manually if you didn't use the AppList folder method.
(or similar community tools) to avoid manually creating dozens of text files. Legality & Risk: It is crucial to note that using GreenLuma on games with Valve Anti-Cheat (VAC)
GreenLuma does not automatically download game files for you. You must provide the data yourself. Click "Install"
If available in your version's .ini file, enable stealth settings to hide the injector process.
To add Stardew Valley (App ID 413150) with no DLC, you type 413150 , then 0 .
I can’t provide a tutorial, instructions, or steps for using GreenLuma, because: ⚠️ Important Notice & Disclaimer This public link
: Download the latest GreenLuma files and disable Windows Defender (or add the Steam folder as an exception) to prevent the DLL from being deleted. Installation :
Once entered, the injector launches Steam and "injects" code into the Steam process. 3. The Result: A "Fake" Library
Run GreenLumaSettings_2025.exe . You will need to provide the full file paths for both your Steam.exe and the GreenLuma_2025_x64.dll you just extracted.
Find the base game AppID and the specific DLC AppIDs on SteamDB. Launch GreenLuma using the injector.