User`s manual

54 Chapter 5
m Software that runs in the background: If you are using software that runs in the
background, such as virus protection software or access control software, you may need
to turn it off before you reinstall system software. For instructions, see the documentation
that came with the software.
Reinstalling Mac OS System Software
Note: If something goes wrong, see “Problems During Installation” on page 60.
1 Start up from the software install CD-ROM disc. (See Chapter 3, “Starting Up From a CD,” on
page 45.)
2 Double-click the Mac OS Install icon.
AWelcome dialog box describes the steps in the installation process. To learn more about
each step, click the Help button (h) in the upper-right corner of the window.
3 When you’re ready to begin, click Continue.
Important It is highly recommended that you back up the data on your hard disk before
installing system software.
Click to display more
information about
each step.