Drivers Signing

On the Start menu, click Control Panel.
In the Control Panel window, click the Performance and Maintenance link.
From the Or Pick a Control Panel Icon area, click the System link.
In the System Properties dialog box, click the Hardware tab.
Windows device drivers and operating system files have been digitally signed by Windows to ensure quality.
In the Device Manager area, click the Driver Signing button.
From the What Action Do You Want Windows To Take? area, select a behavior for Windows during hardware installation.
Select the Ignore – Install The Software Anyway And Don’t Ask For My Approval radio button to disregard driver signing.
To activate an alert whenever a driver is being installed, select the Warn – Prompt Me Each Time To Choose An Action radio button.
Select the Block – Never Install Unsigned Driver Software radio button to permanently disable installation of unsigned driver software.
Select the Make This Action The System Default check box to set the selected action as the default behavior.
Click the OK button.
Click the OK button to close the System Properties dialog box.
On the File menu, click Close.