1. Open your computer's Web browser and navigate to the Symantec update page. (See Resources.)
2. Download the newest update for Norton Antivirus from the options provided on the Symantec anti-virus update page by selecting the hyperlink on the download page. Select the hyperlink for the Norton Antivirus program. You will also see options for Norton 360, and other Norton products that will not work with the Norton Antivirus application.
3. Double-click the update file downloaded to your computer and follow any default menu prompts that appear.
4. Restart your computer after the program updates are finished.
5. Open Norton Antivirus by double-clicking the program icon on your computer's desktop, and the current updates will be reflected on the Norton control panel.
If you want to update offiline Norton antivirus then
click here.