Released in 2015 with build 148966, Baidu Antivirus 5.4.3.148966 is the lightweight and free antivirus solution from Baidu, offering real-time protection, cloud-based scanning, and proactive defense against viruses, trojans, spyware, and other threats using Baidu’s triple-engine technology for fast and effective security.
Key Highlights
- Triple Antivirus Engine – Combines Baidu Antivirus Engine, Baidu Cloud Engine, and Avira engine for comprehensive local and cloud-based threat detection.
- Real-Time Protection – Proactive monitoring of files, downloads, USB drives, and system changes to block threats before they can infect.
- Ultra-Fast Scanning – Cloud-assisted scanning technology that completes full system scans in minutes with minimal resource usage.
- USB Drive Protection – Automatic scanning of inserted USB devices to prevent autorun viruses and malware spread from removable media.
- Browser Protection – Blocks malicious websites, phishing attempts, and drive-by downloads with real-time web threat filtering.
- System Repair Tools – Fixes system damage caused by malware, restores browser settings, and cleans up unwanted plugins and toolbars.
- Performance & Stability – Extremely lightweight with low CPU and memory footprint, permanent free version, and proven compatibility on modern Windows systems.
System Requirements
- Windows 11 64-bit (or Windows 10 / 8 / 7 / XP)
- 4 GB RAM minimum (8 GB+ recommended)
- Integrated GPU sufficient
- NVMe SSD strongly advised