Make sure that the power cord is plugged in.
Turn on your printer and wait until the printer is in the Ready state.
Turn on your Macintosh®.
Put the supplied CD-ROM into your CD-ROM drive. Double-click the HL4040_4050_4070 icon on your desktop. Double-click the Start Here icon. Select your printer and the language.
Click Install Printer Driver.
Click Wireless Network users.
Choose Wireless Setup and Driver Install or Wireless Setup Only, and then click Next.
Read the Important Notice and check the box after you confirm this setting, and then click Next.
Choose I’d like to use the SecureEasySetup™ function of my access point to configure my wireless device. and click Next.
Confirm the on-screen message and click Next.
Refer to the instruction manual that came with your access point to use the SecureEasySetup™ mode of your access point.
Put the printer in SecureEasySetup™ mode using the control panel.
Click Next or Finish.
Check the box after you confirm that you have completed the wireless settings, and then click Next.