How to Find the Best Antivirus Program for Free Defending your PC against Trojans and worms is essential as the internet is peppered with malicious software waiting to attack computers and wreak havoc on hard disk. Depending on how you use your computer determines your security needs, but at a minimum it is necessary that a firewall and antivirus software is installed. Free anti virus software comes with features that will give you security against harmful boot sector viruses and provide the latest updates against malicious objects and websites. Protecting the personal information saved on your PC is important as confidential projects or data can be easily stolen if you PC is compromised. One can easily download an antivirus program from legitimate site after reviewing the features and making sure that it works with your operating system. Before downloading an antivirus program it is necessary to understand its features and itâ€™s important to know the type of protection you can expect. The software should provide protection from corrupted e-mail attachments that are infected with virus threats. Additionally it should protect from possible corrupt websites trying to infect your PC, from internet worm viruses that are looking for unprotected computers, as well as provide protection against spyware that gets downloaded through any attachment or program. Having good antivirus is essential to safeguard against identity theft, fraud, data loss or program failure and should keep your PC running at peak performance. Using guaranteed antivirus software will provide the latest updates against virus threats in attachments, monitoring of files (spyware) and also makes sure to clean your PC with periodic scans and scan reports. Hackers are constantly looking for vulnerable computers so itâ€™s important that program gives instant protection and provides ongoing updates through automatic downloads to make sure your PC remains safe. A Free antivirus program offers protection from numerous online threats. It will continually check for viruses and its varieties and is easy to update while keeping your PC running so you can continue to work on other tasks. This way, you will not just get complete protection from numerous online threats but can also increase your work efficiency. Opt for an antivirus that does not slow down your PC. Good antivirus software should also provide a firewall, spam filtering and anti-spyware tools in one package. Full-versions of antivirus will allow you to use every feature available, but be sure to try the demo version first to make sure that the product is easy to use and works well on your PC.