How to address an “unknown device” problem which is caused by a driver deficiency?
• Try to update the unknown device driver from within Device Manager. First try letting Windows search for one. If that fails, go back and choose “Select from a list” and then “Have disk”. Browse to the device CD and look for the appropriate Windows folder there. Try browsing to the Windows CD (Win9x folder or i386 folder). Lastly, try updated drivers from the SYBA’s web site. • Try uninstalling the unknown device, unplugging the device and rebooting. Re-plug when back in Windows. • Be certain that you have the correct drivers. • Cleaning up in Safe Mode may be necessary. Unplug all USB devices. Reboot the PC. To enter Safe Mode, press the F8 key repeatedly while restarting the PC. Timing is important. Try to press quickly before the Windows logo screen appears. Pressing and holding the CTRL key may work too. Choose Safe Mode and open Device Manager. In Windows 2000 and XP, click View > Show hidden devices. Now locate all USB devices, HID (Human Interface Devices), USB drives and contr
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- How to address an "unknown device" problem which is caused by a driver deficiency?
