Norton AntiVirus Virus Definitions will regularly scan the web for information and news regarding viruses, threats, and attacks. It will add these findings to the virus signature database of your antivirus tool.
Norton AntiVirus Virus Definitions will automatically update and install the new signature to your security system. However, it will also work well with other similar programs developed by other companies. Unlike the competition, Norton AntiVirus Virus Definitions is capable of updating signatures offline. You should note that you will need to connect to the Internet every once in a while to access new information from the web.
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User rating:. In the table left, click on the link that will work for your version of Windows. Save the file to your Desktop. When the file has finished downloading, go to your Desktop and double-click the file. Follow the prompts to install the update.
A computer, tablet or smartphone that connects to the Internet has the potential to encounter viruses and malware. While you may be careful what you do online, you could still visit a website that has been compromised with malware without even knowing it or download malware from a message from a trusted friend whose account was hacked.
Someone else who uses your device might not be as careful as you. Having antivirus and security software for your computer or mobile device gives you protection against many types of malware that might not be easy to spot. Antivirus and security software will include a scanning function to check for viruses and malware.
Antivirus and security software will include tools for virus and malware removal. If a Norton expert is unable to remove the virus from your device, then you may receive a refund based on the actual price paid for the current term of your qualifying subscription. Any refund will be net of any discounts or refunds received and less any shipping, handling and applicable taxes, except in certain states and countries where shipping, handling and taxes are refundable.
The refund does not apply to any damages incurred as a result of viruses. See norton. LifeLock identity theft protection is not available in all countries. All rights reserved. Firefox is a trademark of Mozilla Foundation. App Store is a service mark of Apple Inc. Alexa and all related logos are trademarks of Amazon. Microsoft and the Window logo are trademarks of Microsoft Corporation in the U. The Android robot is reproduced or modified from work created and shared by Google and used according to terms described in the Creative Commons 3.
Other names may be trademarks of their respective owners. Buy Now. Download a Free Trial. How Antivirus Works How do antivirus apps and antivirus software work? Malware Protection Norton security technology includes multiple defenses against viruses and malware. How do you know if you have malware? How does malware put your computer at risk? Viruses and Malware What does Norton antivirus and security software help protect against?
Virus Removal Think you have a virus? Get Norton Power Eraser. Get Security Software. Free Antivirus How do free antivirus programs compare? Learn more about Norton device security solutions for Windows. Learn more about Norton device security for Android. Learn more about Norton device security for IOS.
Which antivirus software is right for you? Antivirus, malware protection, and more features to help protect your device Norton AntiVirus Plus and Norton plans include antivirus and malware protection, plus an array of additional features to help protect your PCs, Mac, Android and iOS devices, including:.
Find the right solution for your needs. Explore Norton AntiVirus Plus. Explore Norton plans. What is Antivirus? What is the difference between antivirus and internet security? Why is it important to have an antivirus program?
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