Name the new file Options.ini (make sure your Windows settings allow you to see file extensions so you aren't accidentally naming it Options.ini.txt ).

The most reliable way to avoid CD errors is to move away from physical discs entirely.

If you are trying to launch and keep hitting the "Please Insert 1st CD" error, you aren't alone. This frustrating "missing CD" message is common on modern systems like Windows 10 and 11 because newer versions of Windows have disabled secdrv.sys , the security driver used by the game’s original SafeDisc DRM.

Sometimes the game fails to start because it cannot create its configuration file, which triggers a generic disc error. How to Play Generals & Zero Hour - C&C Community

Players using original disc installs who want widescreen support.

The Command & Conquer: Generals Zero Hour missing CD issue can be frustrating, but there are several possible solutions. If you're experiencing this issue, try checking if you have the original CD, using a CD key finder tool, or purchasing a new copy of the game. Digital distribution platforms, such as GOG or Steam, also offer a convenient way to play the game without worrying about the CD key or missing CD issue.

The most effective way to resolve disc errors and compatibility issues on Windows 10 and 11 is using GenPatcher What it does

Locate a trusted community database (such as CNCNZ or ModDB).