Hardware and software requirements

General requirements

Operating system requirements

Operating system

CPU

Free RAM

Restrictions

Microsoft Windows 11 Home

1 GHz or higher

2 GB (for a 64-bit operating system)

The following limitations apply when installing Kaspersky Free on all versions of Microsoft Windows 11:

  • 32-bit operating systems are not supported.
  • Windows Subsystem for Linux 2 (WSL2) is not supported.
  • Context menus of objects do not display Kaspersky Free commands. The menu must be expanded to display the commands.

Microsoft Windows 11 Enterprise

Microsoft Windows 11 Pro

Microsoft Windows 10 Home (versions: 1507, 1511, 1607, 1703, 1709, 1803, 1809, 1903, 1909, 2004, 20H2, 21H1, 21H2)

1 GHz or higher

1 GB (for 32-bit operating systems) or 2 GB (for 64-bit operating systems)

The following limitations apply when installing Kaspersky Free on Microsoft Windows 10:

 

32-bit operating systems are not supported in version 21H2.

Microsoft Windows 10 Enterprise (versions: 1507, 1511, 1607, 1703, 1709, 1803, 1809, 1903, 1909, 2004, 20H2, 21H1, 21H2)

Microsoft Windows 10 Pro (versions: 1507, 1511, 1607, 1703, 1709, 1803, 1809, 1903, 1909, 2004, 20H2, 21H1, 21H2)

Microsoft Windows 8.1 (Service Pack 0 or later, Windows 8.1 Update)

1 GHz or higher

1 GB (for 32-bit operating systems) or 2 GB (for 64-bit operating systems)

 

Microsoft Windows 8.1 Pro (Service Pack 0 or later, Windows 8.1 Update)

Microsoft Windows 8.1 Enterprise (Service Pack 0 or later, Windows 8.1 Update)

Microsoft Windows 8 (Service Pack 0 or later)

1 GHz or higher

1 GB (for 32-bit operating systems) or 2 GB (for 64-bit operating systems)

 

Microsoft Windows 8 Pro (Service Pack 0 or later)

Microsoft Windows 8 Enterprise (Service Pack 0 or later)

Microsoft Windows 7 Starter (Service Pack 1 or later)

1 GHz or higher

 

1 GB (for 32-bit operating systems) or 2 GB (for 64-bit operating systems)

 

 

Microsoft Windows 7 Home Basic (Service Pack 1 or later)

Microsoft Windows 7 Home Premium (Service Pack 1 or later)

Microsoft Windows 7 Professional (Service Pack 1 or later)

Microsoft Windows 7 Ultimate (Service Pack 1 or later)

Microsoft Windows 7 Starter (Service Pack 1 or later)

1 GHz or higher

 

1 GB (for 32-bit operating systems) or 2 GB (for 64-bit operating systems)

 

 

Microsoft Windows 7 Home Basic (Service Pack 1 or later)

Microsoft Windows 7 Home Premium (Service Pack 1 or later)

Microsoft Windows 7 Professional (Service Pack 1 or later)

Microsoft Windows 7 Ultimate (Service Pack 1 or later)

For Web Anti-Virus to work, the Base Filtering Engine service must be running in the operating system.

Browser support

The following browsers fully support the application:

The following browsers support installing the Kaspersky Protection extension:

The following browsers support On-Screen Keyboard and scanning of encrypted connections:

Newer versions of browsers can be supported if the browser supports the corresponding technology.

Kaspersky Free supports Google Chrome and Mozilla Firefox in 32-bit and in 64-bit operating systems.

Requirements for tablet computers

Requirements for netbooks

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