Change Resource Settings for a Device

This topic provides a procedure that you can use to change the resources used by a device.

	Caution
	Changing resource settings improperly can disable your hardware and cause your computer to malfunction or become inoperable. Resource settings should be changed only by users who have expert knowledge of computer hardware and hardware configuration settings.

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

To change resource settings for a device

1. Open Device Manager.

2. Double-click the type of device you want to change.

3. Double-click the specific device you want to change. If the device has resources settings that you can change, the Resources tab will appear in the dialog box.

4. Click the Resources tab, and then clear the Use automatic settings check box. This check box might be unavailable if you cannot assign a specific resource to the device.

5. In Setting based on, click the hardware configuration you want to change.

6. In Resource settings, under Resource type, click the resource type you want to change. Your choices are as follows:

   • Direct memory access (DMA)
     
     
   • Interrupt request (IRQ)
     
     
   • Input/output (I/O) port
     
     
   • Memory address
     
     

7. Click Change Setting, and then type a new value for the resource type.

8. Repeat steps 2 through 7 as necessary.