Command & Conquer Tiberian Sun Install & Online Instructions

*This is version patch 2.03 of Tiberian Sun and a direct copy from Command & Conquer The First Decade



*Due to the legacy and maintenance of the Westwood Online servers, we cannot guarantee successful online play.
*Online play is hosted and run by XWIS at Please refer to their site for trouble-shooting.
  1. Please make sure the "EA Games" folder has been unzipped to your C:\Program Files directory

  2. Double-click "tibsun_regadd". You will get a successful registry update message.

  3. In the "Internet" folder, double-click the "registerWOL.exe" batch file, this will correct your DLL files, click the successful message twice

  4. ***If you do not complete the above steps exactly, you will likely get a crash error or "missing online library" error

  5. Click "Play Tiberian Sun" shortcut or Game.exe to boot the game up

  6. At the Main Menu click Internet. After a series of messages you will be at the username creation screen.

  7. CRITICAL - create any username and create a password that MUST BE 8 characters in length, You do not need to click "new account"

  8. Select your country location and desired server, then hit OK

  9. You should be taken to the main online lobby where you can join/create games if users are online
***Please note, maintenance and moderation of the Tiberian Sun online servers is handled strictly by XWIS at