1 GHz or higher (SSE2 instruction set support required). RAM: 1 GB for 32-bit systems or 2 GB for 64-bit systems.
Supported versions of Google Chrome, Mozilla Firefox, and Microsoft Edge (for web protection components). How to Download and Install kaspersky internet security for windows 8.1 free download
Securing a legacy operating system like Windows 8.1 requires robust protection, as Microsoft no longer provides official security updates for this version. Kaspersky offers compatible solutions that provide essential defense against modern threats like ransomware, phishing, and spyware. Compatibility and System Requirements 1 GHz or higher (SSE2 instruction set support required)
Kaspersky applications are fully compatible with Windows 8.1 (Service Pack 0 or later, including the Windows 8.1 Update). To ensure smooth operation, your system should meet these minimum requirements: kaspersky internet security for windows 8.1 free download
Approximately 1,500 MB of free hard drive space.