By default, Windows XP is setting file sharing to simple mode, but for the advanced user, this mode make s them not satisfy because they can’t setting the permission user setting and others advance setting. But you can switch that easily from simple mode

to advanced mode.

Follow these steps :
1. Open Windows Explorer and click Tools - Folder Options menu.

2. Choose View tab and make sure Use simple file sharing is unchecked (picture-3), click OK button.

3. And try to right click mouse button on your folders that will shared, and Files Sharing window has changed.

(article no:0020)