Since the original GameSpy servers are offline, you must use a community service:

For a modernized experience, consider GenLauncher, which simplifies mod installation for popular overhauls like Shockwave or The End of Days . [WINDOWS] GenPatcher and C&C Online - Steam Community

: Follow the C&C Community Guide to set up an account and use the C&C Online launcher .

Click to solve common issues like the "DirectX 8.1" error and game crashes.

: Modern Windows versions often crash when running the original game files. Use GenPatcher , a community tool that applies over 30 fixes to ensure stability on Windows 11. Download and run the GenPatcher.exe as an administrator.

: Buy and download the Command & Conquer: The Ultimate Collection from Steam or the EA App. This version includes the base game and the Zero Hour expansion.

: Ensure you run the game as an administrator. Right-click the shortcut, go to Properties > Compatibility , and check Run this program as an administrator . Playing Online in 2026

: If you receive a "DirectX 8.1 or higher" error despite having DirectX 12, running GenPatcher or setting compatibility mode to Windows XP (Service Pack 2) on the Generals.exe file usually resolves it.