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Message: "Installation failed: We have detected incompatible security software installed on your computer. Please uninstall..."

To fix this problem, uninstall any third-party security software that was installed on your Mac.

Uninstall the third-party security software

  1. Click the Finder icon in the Dock to be in the Finder.

  2. On the menu bar, click Go > Applications.

  3. Do one of the following:

    • If an app isn't in a folder or doesn't have an Uninstaller, drag the app from the Applications folder to the Trash, then choose Finder > Empty Trash.

    • If the app is in a folder, open the app's folder to check for an Uninstaller. If you see Uninstall App or App Uninstaller, double-click it.

      Follow the on-screen instructions to uninstall the app.

  4. After completing the uninstall, restart your Mac and install your Norton device security.

For more information about removing a third-party security software on Mac, refer to the following support links:

If you need further assistance with removing a third party security products from your computer, contact the corresponding product technical support.

The location of these documents is subject to change without notice. We provide these links as a convenience only. The inclusion of such links does not imply that we endorse, recommend, or accept any responsibility for the content of such sites.

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DOCID: v117583483
Operating System: Mac OS X
Last modified: 08/03/2021