Avast One is a comprehensive digital guardian that combines award-winning free antivirus with advanced protection features to safeguard your privacy, secure your connections, speed up your devices, and protect you from cybercrime. It offers a unified service that integrates antivirus, VPN, and various security and speed-up tools, making it a versatile solution for diverse online safety needs.

Designed to cater to individual privacy and online safety preferences, Avast One provides both essential free features and advanced options through its freemium model. Whether you need to block viruses, secure Wi-Fi, find compromised passwords, or optimize your device performance, Avast One aims to provide peace of mind with its robust, multi-device protection that won’t slow you down.

In This Post

Expert Tips

Configuring Smart Scan for Optimal Protection

Open Avast One and navigate to the main dashboard.
Click on Run Smart Scan to initiate a comprehensive check for malware, security vulnerabilities, and performance issues.
Review the scan results and follow the on-screen instructions to resolve any detected threats or vulnerabilities.

Reason To Do This: Regular Smart Scans are crucial for maintaining your device’s security and performance. This feature proactively identifies and helps resolve potential threats, misconfigurations, and performance bottlenecks, ensuring your system remains protected and efficient.

Managing VPN Auto-Connect Rules

Open Avast One and go to Explore then select VPN Secure Connection.
Access the VPN settings, typically found via a gear icon or Preferences.
Configure Auto Connect rules to automatically enable the VPN when connecting to unsecured Wi-Fi networks or visiting specific websites.

Reason To Do This: Automating VPN connections on unsecured networks ensures your online activity remains private and encrypted, protecting your data from potential eavesdropping or cyber threats in public spaces. Customizing rules allows for seamless, intelligent protection without constant manual intervention.

Customizing Ransomware Protection

Open Avast One and navigate to the Protection or Security section.
Locate Ransomware Shield or Sensitive Data Shield settings.
Add or remove specific folders and file types that you want Avast One to monitor and protect against unauthorized access by ransomware.

Reason To Do This: Ransomware Shield provides a critical layer of defense against malicious attacks that encrypt your files. By customizing which folders are protected, you can ensure your most valuable documents, photos, and personal data are safeguarded from unauthorized modification or deletion.

Download Avast One

File size: 10.4 MB

OS support: Windows, macOS, Android

Notable Features

Advanced Antivirus & Malware Protection: Avast One provides award-winning antivirus capabilities to block and remove viruses, ransomware, spyware, and other malware in real-time. It includes advanced shields to monitor apps for suspicious activity and protect sensitive data from ransomware attacks.
Secure VPN for Privacy: Enjoy enhanced privacy and security when browsing, banking, or shopping online with the integrated VPN. Avast One secures your Wi-Fi connections, encrypting your data to keep your online activities private, especially on public networks.
Firewall & Web Protection: A robust firewall keeps intruders out, while Web Hijack Guard blocks fake and dangerous websites that attempt to trick you into revealing personal information. It also provides stronger scanning on websites using the latest privacy and encryption technologies.
Data Breach Monitoring: Avast One helps you find compromised passwords and monitors your online accounts for breaches, allowing you to quickly re-secure any accounts where your personal information may have been exposed.
Device Speed-up & Cleanup: Optimize your PC and phone for faster processing and more storage space. Features include cleaning dozens of file types, removing broken shortcuts, clearing unneeded browser files, and optimizing background app activity.
Automatic Driver & Software Updates: Keep all your applications and PC drivers up-to-date from one place. Avast One automatically checks for new updates for popular applications and hardware drivers, notifying you and installing them with just a few clicks to reduce security risks.
Webcam Shield & Anti-Tracking: Gain control over your privacy with Webcam Shield, which notifies you when any app tries to access your webcam, letting you decide who gets access. Additionally, avoid being tracked by advertisers to maintain online anonymity.

System Requirements

Minimum

OS: Windows 7 SP1 or later; macOS 10.13 (High Sierra) or later; Android 6.0 (Marshmallow) or higher; iOS 13.0 or higher
Processor: Intel Pentium 4 / AMD Athlon 64 processor or above (must support SSE3 instructions)
RAM: 1 GB RAM
Disk Space: 2 GB free space on the hard disk

Tech Specs

Software Name	Avast One
Version	26.6.11050
License	Freemium
File Size	10.4 MB
OS Support	Windows, macOS, Android
Language	English, German, Spanish, French, Italian, Portuguese, Russian, Chinese, Japanese (multi-language)
Developer	Avast Software s.r.o.
Homepage	https://www.avast.com/en-us/avast-one#pc
Last Updated	June 23, 2026

Installation Steps

Show Installation Steps

Installation Steps

Click the download button above to get the installer for your operating system
Locate the downloaded file and double-click to run the installer
Follow the on-screen installation wizard to complete setup

Compatibility: Compatible with Windows 7 and later versions, macOS 10.13+, Android 6.0+, and iOS 13.0+.

Common Issues & Fixes

Show Common Issues

Issue: Installation fails → Solution: Run as administrator
Issue: Unable to activate premium features → Solution: Ensure you are signed into your Avast Account with an active subscription and have not exceeded the device limit.

Common Questions

Is Avast One a free software?

Avast One offers a freemium model. The Essential version provides core antivirus, VPN, and performance features for free. Users can upgrade to paid tiers, such as the software Individual or Premium, to unlock advanced security, privacy, and performance tools.

What operating systems does Avast One support?

Avast One is a cross-platform security solution. It supports Windows 11, 10, 8.1, 8, and 7; macOS 10.13 (High Sierra) and up; Android 6.0 (Marshmallow) or higher; and iOS 13.0 or higher, providing comprehensive protection across various devices.

Does Avast One include a VPN?

Yes, Avast One includes a VPN (Virtual Private Network) feature. The free version offers basic VPN functionality, while paid versions typically provide unlimited VPN access with a wider selection of server locations for enhanced online privacy and security.

Rehan Mir Verified

Software Content Editor

Editor since 2023 – Covers Windows/macOS/Linux software

Rehan Mir is a Content Editor focusing on software for Windows, macOS and Linux. He edits for clarity and accuracy by cross-checking key details (version notes, system requirements, and feature claims) against official documentation where available.