Looking for Real-time protection? Below is a curated list of free Windows programs that offer this feature. Each program links to its full detail page where you'll find system requirements, download links, and a feature breakdown. Free software listed here comes directly from the publisher — no installer wrappers, no bundled extras.
Programs with this feature
How to use:
After installation protection active by default › Scans files/sites/downloads in background › Menu › Settings › Protection for configuration.
How to use:
Works automatically after installation. Status visible in the main window › File system protection. Scans files when opening and downloading.
How to use:
Protection › Antivirus › Shield tab › On-Access Scanning toggle enabled › Files are checked automatically when opened.
How to use:
Enabled by default after installation. Scans files on access and download.
How to use:
Enabled by default after installation. Scans files on opening and downloading.
How to use:
McAfee › My Protection › Real-Time Scanning › Toggle ON › The program monitors every file you open and blocks threats immediately.
How to use:
After installation, protection is enabled by default › Scans files and sites in the background › Settings › Antivirus › Configure sensitivity.
How to use:
Windows Security › Virus & threat protection › Settings › Real-time protection › Enable the toggle.
How to use:
Settings › Real-Time Protection › Enable › Continuous monitoring of file activity and threat blocking.
How to use:
After installation protection activates automatically › Monitors files when opening, downloading, or copying › Blocks threats immediately.
How to use:
Settings › Protection › Enable real-time scanning. Monitors files and network 24/7.
How to use:
Settings › Real-Time Guard › Enable › Automatically scans downloaded files and blocks threats.
How to use:
Settings › Scan Settings › Enable Live Update › Automatically scans downloaded files and visited sites in the background.
How to use:
Protection › Real-Time Protection › Shield settings. 10 specialized shields monitoring system activity.
How to use:
Enabled by default. Monitors files when opening, downloading, or running them. settings › protection.
How to use:
After installation, protection is enabled by default › Scans downloaded files and visited sites in the background › Settings › Protection › File Shield/Web Shield to configure.
