This topic provides a procedure that you can use to configure specific devices when you upgrade your computer from a single processor to a multiprocessor system.

Membership in the local Administrators group, or equivalent, is the minimum required to complete this procedure.


Upgrading from a uniprocessor to a multiprocessor computer can disable your hardware and cause your computer to malfunction or become inoperable. Upgrading should be done only by users who have expert knowledge of computer hardware and hardware configuration settings.

To upgrade from a uniprocessor to a multiprocessor computer
  1. Open Device Manager.

  2. Double-click Computer.

  3. Right-click the computer model, and then click Properties.

  4. On the Driver tab, click Update Driver. This starts the Hardware Update Wizard.

  5. Select Browse my computer for driver software.

  6. Select Let me pick from a list of device drivers on my computer.

  7. On the Update Driver Software page, click the appropriate computer type from the Model list, and then click Next.

  8. When driver installation is finished, click Close to exit the wizard.

  9. If Windows prompts you to restart your computer, click Restart.

Additional references

Configuring Device Properties