Installing Norton Internet Security 5 for Mac on OS X 10.4.11 to 10.6.8

Norton Internet Security 5 for Mac can be installed only on Mac OS X 10.7.x (Lion) or later. If you have purchased Norton Internet Security 5 and if you have Mac OS X 10.4.11 to 10.6.8, follow the steps below to download and install the previous version of Norton Internet Security.

Norton Internet Security 4 for Mac has been discontinued by Symantec and is no longer available for renewal. To know more about this announcement, read End-of-Life announcement of Norton AntiVirus 11 or Norton Internet Security 4 for Mac.

If you are installing Norton Internet Security 4 for Mac because your subscription has expired or is about to expire, this installation will not work.

Download and install Norton Internet Security on Mac OS X 10.4.11 to 10.6.8

  1. Download the Norton Internet Security 4 installation file.

  2. Double-click the file that you downloaded.

    The disk image is mounted.

  3. Double-click the Norton Internet Security Installer icon.

  4. Follow the on-screen instructions to complete the installation.

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DOCID: v83518174_EndUserProfile_en_us
Operating System: Mac OS X
Last modified: 11/10/2014