Insert your CD/DVD. Install the game to a directory like C:\Battlefield 2 (Avoid C:\Program Files to prevent UAC permission conflicts later).

Navigate to: C:\Battlefield 2

Inside, you will find the main executable: BF2.exe

Battlefield 2 is an older game, and running it on modern Windows (10/11) often requires extra steps, regardless of the crack. If your game crashes immediately after clicking the icon:

1. Run as Administrator: Right-click the new BF2.exe -> Properties -> Compatibility tab -> Check "Run this program as an administrator".

2. Disable Data Execution Prevention (DEP): BF2 often crashes without DEP disabled.

3. Antivirus Issues: Because No-CD cracks modify the executable header, Windows Defender or other AV software might delete the file automatically. If the file disappears after you paste it, check your Virus Quarantine history and "Restore" the file, adding an exception for your BF2 folder.

Do not skip this order:

The No-CD crack alters the memory signature of the game. Official PunkBuster services (which EA shut down in 2014) would ban you for this. Since EA master servers are offline for BF2, you must use community launchers like BF2Hub to play online.

If you are playing offline (single player vs bots), you must disable PunkBuster:

This tutorial assumes you have a clean installation of Battlefield 2 from the original CDs or DVDs. You will need administrator privileges.