For most of us who use USB flash drives, we probably don’t need auto-play nor pop-ups which Windows 7 brings along with other goodies. My friend Greg over at GetUSB.info has a great tutorial on that, please head over here for full instructions.
Windows 7 is much like XP in accessing the feature to turn off the USB auto play function. We don’t have a Window’s 7 machine, but I did find a great tutorial from DemoGeek. Here is the info you need to turn off USB Auto Play in Windows 7.