Text file pasted here from www.youtube.com/vstPower
Download patch files here: http://www.mediafire.com/?al670dags7639

Installation:
1. Install Steam and GreenLuma: http://cs.rin.ru/forum/viewtopic.php?f=29&t=57895
2. Install any old version of the game to ".../<main GreenLuma folder>/steamapps/common/serious sam 3/".
3. Extract the update to the main game folder. The game will be updated to version 171822.
4. Extract the network fix to the main game folder.
5. Launch GreenLuma with ".../<main GreenLuma folder>/GreenLuma.exe".
6. Start the game with ".../<main GreenLuma folder>/steamapps/common/serious sam 3/bin/sam3-loader.exe", 
   press OK, the game will start for a few seconds and then close (this will happen only the first time).

How to connect:
1. Launch GreenLuma with ".../<main GreenLuma folder>/GreenLuma.exe".
2. Start the game with ".../<main GreenLuma folder>/steamapps/common/serious sam 3/bin/sam3-loader.exe".
3. Play with other people that are using this method.


----

Credits:
ViRUS 		- Cracked files
Stranga & dup2	- Loader for MP/Co-Op
R.G. Èãðîìàíû	- Updated version of the game
Hidraga		- This readme and updated files