Fully remove device drivers from your machine

Follow these steps to view and remove unnecessary device drivers:

  • Press [Windows]+[Break] to bring up the System Properties dialog box.
  • Select the Advanced tab and click the Environment Variables button.
  • Click the New button below the System Variables panel.
  • In the New System Variable dialog box, type devmgr_show_nonpresent_devices in the Variable Name text box and 1 in the Variable Value text box.
  • Click OK to return to the System Properties dialog box and then click OK again.
  • Select the Hardware tab and click the Device Manager button.
  • In Device Manager, go to View | Show Hidden Devices.
  • Expand the various branches in the device tree and look for the washed out icons, which indicate unused device drivers.
  • To remove an unused device driver, right-click the icon and select Uninstall.

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