how do you use gcReex-x to make them run faster and is the sys folder useless then
Does the prompt keep closing on you? I've always done it this way (on Windows 7):
1. Find the folder that gcreex is located in.
2. Hold shift, and right-click the folder. Click "open command window here" and the prompt will open.
3. The file location should be there. All you need to do now is type in this:
GAME.iso is whatever game file you have. So for example, Sonic Adventure DX might be:
If it's a gcm, just type gcm instead of iso. Press enter and the files will extract themselves.