Hardware and software requirements

Support

Support for home applications

Kaspersky Internet Security

April 1, 2021

ID 43520

General requirements

1500 MB free disk space on the hard drive
Processor that supports the SSE2 instruction set
Internet access (for the application installation and activation, for the use of Kaspersky Security Network, and for updating databases and application modules)
Microsoft Windows Installer 4.5 or later
Microsoft .NET Framework 4 or later
Webcam access protection is provided only for compatible webcam models

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 Internet Security 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 Internet Security 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 Internet Security 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 the Web Anti-Virus, Anti-Banner, and Safe Money protection components to work, the Base Filtering Engine service must be running in the operating system.

Browser support

The following browsers support installing the Kaspersky Protection extension:

Chromium-based Microsoft Edge 77.x – 88.x;
Mozilla Firefox versions 52.x – 84.x;
Mozilla Firefox ESR 52.x, 60.x, 68.x, 78.x;
Google Chrome versions 48.x – 88.x.

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

Chromium-based Microsoft Edge 77.x – 88.x;
Mozilla Firefox versions 52.x – 84.x;
Mozilla Firefox ESR 52.x, 60.x, 68.x, 78.x;
Google Chrome 48.x – 88.x.

The following browsers support Protected Browser mode:

Microsoft Internet Explorer 8.0, 9.0, 10.0, 11.0;
Chromium-based Microsoft Edge 77.x – 88.x;
Mozilla Firefox versions 52.x – 84.x;
Mozilla Firefox ESR 52.x, 60.x, 68.x, 78.x;
Google Chrome 48.x – 88.x.
Yandex Browser 18.3.1 – 20.12.0 (with limitations).

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

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

Requirements for tablet computers

Microsoft Windows 8, Microsoft Windows 8.1, Microsoft Windows 10
Intel Celeron processor with a clock speed of 1.66 GHz or faster
1000 MB free RAM

Requirements for netbooks

Intel Atom CPU 1.60 GHz or faster
1024 MB free RAM
10.1-inch display with 1024x600 screen resolution
Intel GMA 950 graphics core or later

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