Promotional banner image

IS YOUR COMPUTER SLOW? RUN LIKE NEW

If they are not maintained, computers lose performance over time. Norton Utilities Ultimate can help significantly improve the performance of your Windows computers.

Applicable for: Windows

Norton installation does not start after completing the download on Windows

This issue appears when you install the new Norton product over an existing version of a Norton product. To fix this problem, uninstall the existing version and then install the newly purchased version of the Norton product.

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 Remove and Reinstall 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 NRnR icon.

  4. Read the license agreement, and click Agree.

  5. Click Advanced Options.

  6. Click Remove Only.

  7. Click Remove.

  8. Click Restart Now.

    After the computer restarts, download and install your Norton device security product again. For detailed instructions, read Download and install your Norton device security

DocID: v67735351
Last modified: 04/24/2025

Was this article helpful?

Promotional banner image

Keep your online identity private!

Browse like no one’s watching with Norton anti-tracking software.

Need more help?

Download
Manage my account
Buy & renew
Contact us
Community
Support scams
Norton rescue tools
Think you have virus?
Problem launching on Windows