How to Change the Default Printer. You can change the default printer to any other printer that you have connected to your computer. This will simplify your printing tasks, since you can select the most frequently used printer to be the default. These instructions are for Windows 98. Instructions for other operating systems or versions may vary.
Click on the Start menu and click on Settings, then Printers.
A window will appear showing the icons of all the printers that are installed on your system. Right-click on the icon for the printer you want to use as the default. A menu will appear.
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Click on Set as Default.
To make sure the correct printer is now set as the default, right-click on the printer icon again. When the menu opens, a check mark should appear before Set as Default.