HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows

Data type Range Default value
REG_SZ Output-device-name,Device-driver,Port-connection Output-device-name,winspool,Port-connection


Specifies the default printer. An explicit port and driver must be assigned to the printer device. The device-driver is the file name (without the extension) of the device driver file.

Change method

To change the default printer, click Start, point to Settings and click Printers. Right-click the printer, and then click Set as Default Printer.