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Product review
Updated October 2023

Antivirus and security software

Find the best internet security program to keep yourself safe online – regardless of your budget or operating system.

October 2023

Microsoft

Windows 11 - Defender

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We've reviewed the Microsoft Windows 11 - Defender to see how well it performs in these categories:

  • Protection
  • Ease of use
  • System impact

Test results

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    Protection
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    Ease of use
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    System impact

Good points

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Bad points

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Software

  • Free or Paid?
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  • Operating system
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  • Number of devices (minimum)
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  • Discount for more devices
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  • Discount for longer term
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  • Version tested
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  • Minimum requirements - Processor
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  • Minimum requirements - RAM
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  • Minimum requirements - Storage
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More test results

  • Installation
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  • Uninstallation
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  • Advertising within the app
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Installation

  • Install time
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  • Reboot required after installation
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  • Changes default homepage
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  • Changes default search engine
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Features

  • Anti-phishing
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  • Anti-spam
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  • Cloud backup
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  • Ransomware protection
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  • Firewall
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  • Parental controls
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  • Password manager
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  • Banking protection
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  • E-mail scanner
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  • Tune-up utility
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  • VPN
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  • Offline help
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  • Can download a bootable USB key
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Advertising inside product

  • Ongoing in-app ads
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  • Passive warning ads
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  • Active upgrade ads
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