If you want the most stable "no-CD" experience on modern hardware, you should use . This is an open-source engine overhaul based on the source code released by John Carmack. Why use ioquake3? Native No-CD: It never looks for a disc.
Place the pak0.pk3 file (found in the baseq3 folder of your original CD) into the baseq3 folder of your ioquake3 installation. quake 3 arena no cd patch patched
Here is the definitive guide on how to get Quake 3 Arena patched and running without a disc. 1. The Official Way: Point Release 1.32 If you want the most stable "no-CD" experience
They are DRM-free (especially the GOG version), meaning you can move the folder anywhere and it will still run. Troubleshooting Common Issues "Recursive Error" or "Missing pak0.pk3" Native No-CD: It never looks for a disc
Once updated to 1.32c, the game will no longer ask for the CD. You can launch quake3.exe directly.
Unlike many games of its era, Quake 3 Arena received an official update that completely removed the requirement to have the CD in the tray. How to install it: