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
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Sign In to Norton.
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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 .
If you do not have a Norton account, click and complete the sign-up process.
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In the Get Started page, click .
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Read the Norton License Agreement, and click .
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Click to save and open the Setup.zip file.
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When the download finishes, double-click the Norton product Installer.
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Click to start the installation.
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If you see a prompt to join Norton Community Watch, click .
If you do not want to join Norton Community Watch, click . To know more, click in the prompt window.
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When you see a prompt, type your administrator account password, and then click .
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 to continue. If you have multiple software installed on your Mac that requires authentication, then select , and click .
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Follow the on-screen instructions to complete the installation.
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In the Installation Successful window, click .
You must restart your computer to complete the installation process.
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Operating System: Mac OS X
Last modified: 11/15/2018