System Requirements

Minimum requirements *

  • Operation system: Windows 10 and higher*.
  • CPU: 2 GHz or faster with SSE2 support.
  • RAM: 2 Gb or more.
  • Available hard disk space: no less than 3 Gb.
  • Internet connection *.

Recommended requirements

  • Operation system: Windows 11 21H2 / Windows Server 2022 and higher.
  • CPU: 3 GHz or faster with SSE2 support.
  • RAM: 4 Gb or more.
  • Available hard disk space: no less than 3 Gb.
  • Internet connection.

Operating Systems

  • Windows 11.
  • Windows 10 (32-bit and 64-bit) with installed Windows KB5022661, know more.
  • Windows Server 2019 or higher (32-bit and 64-bit).

* Note:

We cannot guarantee the correct working of NANO Antivirus / NANO Antivirus Pro if your PC doesn’t match the minimum requirements.

For users of outdated operating systems: Windows 7, Windows 8 and Windows 8.1, we offer a special version of NANO Antivirus Pro, know more.

Internet connection is required for:

  • trial version activation,
  • dynamic licenses use,
  • downloading the latest updates. NANO Antivirus Pro update without internet connection is available if the option “Offline update” is used.

Attention: Administrator rights are required to install the program.