Other products

Message: "Norton product can't be installed on this disk. This software is not compatible with the version of Mac OS X installed"

This problem can occur if you run an incompatible version of Norton product installer. To fix this problem, download and install the latest version of your Norton product.

Install Norton

  1. Sign In to Norton.

  2. If you are not signed in to Norton already, you are prompted to sign in. Type in your email address and password for Norton, and click Sign In.

    If you do not have a Norton account, click Create account and complete the sign-up process.

  3. In the Get Started page, click Download Norton.

  4. Read the Norton License Agreement, and click Agree & Download.

  5. Click OK to save and open the Setup.zip file.

  6. When the download finishes, double-click the Norton product Installer.

  7. Click Agree & Install to start the installation.

  8. If you see a prompt to join Norton Community Watch, click Join Now.

    If you do not want to join Norton Community Watch, click Maybe Later. To know more, click Learn More in the prompt window.

  9. When you see a prompt, type your administrator account password, and then click Install Helper.

    During installation on macOS 10.13.x or later, you may see a message saying that "System software was blocked from loading..." depending on your security settings. Click Allow to continue. If you have multiple software installed on your Mac that requires authentication, then select Symantec, and click OK.

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

  11. In the Installation Successful window, click Restart.

    You must restart your computer to complete the installation process.

Thank you!

Thank you for using Norton Support.

< Back

The solution made it easy for me to handle my issue.

Yes No

Help us improve this solution.

Thank you for helping to improve this experience.

What would you like to do now?

Browse for solutions, search the Norton Community, or Contact Us.

DOCID: v76271424_EndUserProfile_en_us
Operating System: Mac OS X
Last modified: 11/15/2018