( Note: Microsoft changed the name of Windows Defender to Microsoft Defender and has expanded the service to other platforms.) This free antivirus program is built into Windows, and it's turned on by default, the antivirus engine does its thing, and this antivirus solution will cover the basics of internet security. In fact, it is one of the best antivirus software options. And with the free Microsoft Defender Antivirus software running on Windows 10, you have a malware protection safety net if you do let your guard down. Honestly, if you practice safe computing - you keep your software up to date, you use strong passwords (with the help of a password manager), you steer clear of unexpected emails and you don't click suspicious links that may be phishing attempts - you probably can avoid zero-day attacks and ransomware attacks. Paid version: Windows Defender Advanced Threat Protection is available to corporate users for a fee. Be sure to check the terms of the subscription plan before you buy so you won't get an unwelcome surprise when your subscription renews.įree version? Yes, free antivirus built into Windows 10 and Windows 11. The regular rate for the services may be double the introductory rate or sometimes more. After the first billing period - typically a year or two, depending on the plan you purchase - the amount you pay for the service may increase substantially.

Note: The pricing structure for antivirus services can be complicated, since providers often offer low introductory prices to entice you to sign up for their services. Windows-targeted malware has a larger base of devices to infect, giving it more potential in the eyes of cybercriminals, so all our antivirus picks work on Windows.

Windows devices make up three out of every four laptop or desktop operating systems, according to the latest data from Statcounter.

It's all too easy for a hacker to access your personal information, and that's why you should always invest in protection. It's so important to regularly check your computer's health to save yourself from headaches in the future, whether they be from scammers or your computer just not working as it should. No matter how good you think your computer is, it can still be susceptible to viruses and malware without the best antivirus software running.

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