Please reinstall using the application and driver recovery disk that came with your system.' However, after my computer rebooted a message appeared and said 'the fingerprint reader could not be detected. I followed the instructions for part A on installing Validity fingerprint driver and DigitalPersona Personal software. The icon for the fingerprint reader has the 'x' on it indicating that the reader is not detected. Currently I have the latest software for the fingerprint reader installed (). The fingerprint reader was not detected. I have tried uninstalling, reinstalling, and updating the drivers. After the upgrade the built in digital persona fingerprint reader stopped working. It came with windows vista 圆4 and I upgraded to windows 7 圆4. Business PCs, Workstations and Point of Sale Systems.Printer Wireless, Networking & Internet.DesignJet, Large Format Printers & Digital Press.Printing Errors or Lights & Stuck Print Jobs.Notebook Hardware and Upgrade Questions.