1 GB minimum (4 GB recommended for smoother performance). Storage: At least 2 GB of free hard disk space.
To get the executable (.exe) file for your machine, follow these official links: avast antivirus free download for windows 7 exe file
The modern Avast One Free app also supports Windows 7 and includes basic VPN and privacy features. System Requirements for Windows 7 1 GB minimum (4 GB recommended for smoother performance)
You can still protect your Windows 7 PC with Avast Free Antivirus in 2026. While Microsoft ended support for the OS years ago, Avast remains one of the few top-tier security providers that continues to offer updated virus definitions and program compatibility for Windows 7. System Requirements for Windows 7 You can still
Best for users with a steady internet connection. Download it directly from the Avast Windows 7 official page .
Your PC doesn't need to be powerful to run Avast, but it must meet these minimum specs:
Intel Pentium 4 / AMD Athlon 64 or above with SSE3 support . Step-by-Step Installation Guide Avast Offline Installation Files