Microsoft Windows 10 Security (Defender) review
Test score %
Previously known as Windows Defender, Windows Security comes pre-installed on all Windows 10 computers and offers protection against malware and phishing attacks. However, we have found in the past that it is not powerful enough to protect against every piece of malware we threw at it. Find out how it fared in our latest round of antivirus testing in our full review.
- Pros and cons
- What is it?
- How well will I be protected?
- What’s it like to use?
- Is there anything I should watch out for?
- Should I use it?
Make smarter choices
- 48%Lowest score
- 73%Average score
- 84%Highest score
How to choose the best antivirus software
Compare the best paid and free antivirus software for Microsoft Windows 10 to protect your PC. Is Microsoft Windows 10 Security (Defender) enough or should you pay for Norton Security Deluxe or McAfee Antivirus? Do you need antivirus for a Mac?
Best antivirus software
With so much malware about, it can feel like your PC is under constant attack. But, all you need to keep your computer safe is the best antivirus software. Our in-depth guide shows you best internet security software for 2020.
Best free antivirus software
You don’t necessarily have to pay to get the best antivirus software for your PC. Which? helps you choose the best free internet security software you can get for your computer. Install outstanding PC protection, at no cost.