To change from an Ethernet connection to a wireless connection
On the computer desktop, click Start, select Programs or All Programs, click HP, select
your printer name, and then click Printer Setup & Software.
Click Connect a new printer, and then select the type of connection you want to use.
Follow the display instructions to complete the setup.
Mac OS X
Open HP Utility. For more information, see .HP Utility (Mac OS X)
Click the Applications icon on the HP Utility toolbar.
Double-click HP Setup Assistant, and then follow the onscreen instructions.