Once you click the offline link, a large file (usually ranging between 200MB to 300MB depending on the version) will begin downloading. This file will typically be named something like kts21.3.15.500en.exe (numbers will vary based on the latest build).
While Kaspersky primarily promotes a web-based "stub" installer that downloads files during the process, offline options exist:
Copy this folder and the installer executable to a USB drive to use on your offline machine. Kaspersky Support Forum 3. Key Upgrade Note Once you click the offline link, a large
: Includes a hard disk health monitor and a "Duplicate & Large Files Cleanup" tool to keep your PC running fast.
Kaspersky offers a proprietary kaspersky_downloader.exe tool. While this requires an initial internet connection, it allows you to fetch the absolute latest offline installer: Kaspersky Support Forum 3
If prompted to connect to the internet for a "Quick Start," you can typically skip this to complete the basic installation offline. Offline Activation: To activate without an internet connection, you will need a
Click and select the version for your operating system. While this requires an initial internet connection, it
Relying on a tiny online installer is a gamble. When your PC is slow, infected, or offline, the is your lifeline.