how to turn on avast antivirus for windows 8

Our reviewers found it easy to use and deemed it the best of the seven at completely removing malware that it uncovered but they also found its malware detection rate rather lackluster: It spotted 97 percent of known malware samples, whereas programs turned in detection rates as high as 99.9 percent. In this group, Security Essentials placed fifth.

In a roundup review that we posted three months ago, based on evaluations that we conducted in conjunction with AV-Test, a well-respected antivirus-software testing lab, we appraised the performance of seven free antivirus programs. In this article I’ll focus on comparing the protection strength of Windows Defender to that of other antivirus programs. The most important thing to consider when choosing antivirus software is its protection strength–how well it detects, disables, and removes viruses, spyware, and other malware. The preinstalled third-party antivirus options are usually limited-time trials, so your initial decision may be whether to keep any preinstalled antivirus if you decide against keeping it, you’ll need to decide whether to enable Windows Defender and use it or to switch to another third-party antivirus program. But will this software–the new version of Windows Defender–provide adequate protection against viruses, spyware, and other malware? Let’s take a closer look at what Windows Defender provides, and whether its features are enough to keep you safe.īear in mind that even though Microsoft will include Windows Defender in Windows 8, PC manufacturers may disable the program on new PCs that carry preinstalled antivirus software from a third-party such as Norton or McAfee. Microsoft will include antivirus in Windows 8 for the first time in the history of Windows.

How to turn on avast antivirus for windows 8