If you do not know, Windows XP 1386 is a folder that you may find in your Windows set up. In most cases, it is actually a folder that contains several thousands of files and is perhaps a copy of Windows XP installation CD-ROM. However, if this folder by the name of 1386 is not among the program file but elsewhere then it serves any other purpose. If you have lost Windows installation CD, this 1386 folder can help you install Windows once again. Download Windows XP 1386 folder from here and go to Winnt32.exe to set up Windows again.