Error: "The installation failed" when I install Norton AntiVirus 11.0 for Mac

RemoveSymantecMacFiles removes all the files and folders that Norton installers create. Also, all the files that reside in those folders, including any that you have created are removed.


  • To run RemoveSymantecMacFiles, you must know your Mac OS X administrator password.

  • RemoveSymantecMacFiles removes all Symantec Mac OS X files from the Mac OS X boot volume. These files include invisible files, such as Norton AntiVirus for Macintosh QuickScan and Norton FileSaver files.

  • RemoveSymantecMacFiles removes all beta versions of Symantec products.

  • RemoveSymantecMacFiles is provided for your convenience only and is not a supported utility.


Download and run RemoveSymantecMacFiles

  1. Download the file.

  2. Double-click the file that you downloaded.

    The file is expanded.

  3. Open the RemoveSymantecMacFiles folder.

  4. Double-click the RemoveSymantecMacFiles.command file.

  5. Type your Mac OS X administrator password, and then press return.

    When you type your password, no characters appear.

  6. To remove all Symantec files and folders, type 1, and then press return.

    RemoveSymantecMacFiles removes all of the Symantec files.

  7. On the Terminal menu, click Quit Terminal.


Install Norton AntiVirus

  1. Do one of the following:

    • If you install from a CD, insert the Norton AntiVirus CD into the optical disk drive.

      If the CD window doesn't open automatically, from the desktop, double-click the CD icon to open it.

    • If you downloaded your copy of Norton AntiVirus, double-click the file that you downloaded.

  2. Double-click Norton AntiVirus Installer.

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

Thank you!

Thank you for using Norton Support.

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DOCID: kb20100722104842EN_EndUserProfile_en_us
Operating System: Mac OS X
Last modified: 01/28/2014