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Applicable for: Windows

Error: "An error has occurred" when installing or uninstalling the Norton product

To fix the problem, restart your computer and try installing or uninstalling your Norton product again. If the issue persists, run the Norton Remove and Reinstall tool.

Run the Norton Remove and Reinstall tool

If you have Norton Family installed, uninstall it before you run the Norton Remove and Reinstall tool.

  1. Download the Norton 360 Remover tool.
    Save the file to the Windows desktop. On some browsers, the file is automatically saved to its default location.

  2. To open the Downloads window in your browser, press the Ctrl + J key.

  3. Double-click the Norton_360_remover icon.

  4. To uninstall and reinstall your Norton device security app, click Reinstall.

  5. To confirm, click Uninstall.

  6. After the uninstall is complete, click Restart Now.
    After the computer restarts, you will be prompted to reinstall the Norton 360 app.

  7. Click Install Norton 360.
    The app name may be different depending on your subscription.

  8. Once the app is installed, click Sign in to activate your subscription.

DocID: kb20090731154940EN
Last modified: 05/11/2026

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