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4 In the Device Manager window, right-click the device for which the
new driver was installed, and then click Properties.
5 Click the Drivers tab.
6 Click Roll Back Driver.
Windows XP IRQ conflicts occur if a device either is not detected during
the operating system setup or is detected but incorrectly configured.
To check for conflicts on a computer running Windows XP:
1 Click the Start button, and then click Control Panel.
2 Click Performance and Maintenance, and then click System.
3 Click the Hardware tab, and then click the Device Manager button.
4 In the Device Manager list, check for conflicts with the other devices.
Conflicts are indicated by a yellow exclamation point (!) beside the
conflicting device or a red X if the device has been disabled.
5 Double-click any conflicting device listed to bring up the Properties
window so you can determine what needs to be reconfigured or
removed from the Device Manager.
Resolve these conflicts before checking specific devices.
6 Double-click the malfunctioning device type in the Device Manager
list.
7 Double-click the icon for the specific device in the expanded list.
The Properties window appears.