Restart the computer
1.Exit all the programs.
2.Restart the computer.If the problem persists, we recommend that you uninstall and reinstall the Norton product. Download and run the Norton Remove and Reinstall tool to uninstall and reinstall the Norton product.
Download and run the Norton Remove and Reinstall tool
* If you have Norton Family installed, uninstall it before you run the Norton Remove and Reinstall tool. If you have received your Norton product from your service provider, skip this step, and run the Norton Removal Tool.
1.Download the Norton Remove and Reinstall tool.Save the file to the Windows desktop.
2.On the Windows desktop, double-click the NRnR icon.
3.Read the license agreement, and click Agree.
4.Click Remove & Reinstall.
6.Click Restart Now.After the computer restarts, follow the on-screen instructions to reinstall your Norton product.