3.If you set up an administrator password when you installed OS X, you see this screen:
Lock icon
Click the lock icon, enter your administrator password, and click OK. At the next screen, click Continue.
4.Read the license agreement and click Continue. Then click Agree.
5.Select the OS X drive where you want to reinstall your printer software, then click
Continue.
6.Click Upgrade on the Easy Install screen, and follow the
Solving Problems 45