If you connect to the internet, enter your activation code (20-character license key).
Allows for a clean reinstallation without relying on potentially interrupted download servers.
To update your virus definitions without connecting the target machine to the web:
: It contains all necessary files (typically 200MB+ ) so the installer doesn't have to download components from Kaspersky servers in real-time.
Once you have downloaded the .exe file, follow these steps to set up your protection:
Note: Kaspersky changes URLs periodically. Visit support.kaspersky.com and search for "offline installer for Total Security".
Note: Links posted on third-party forums or software archives for "Kaspersky 2018 Offline Installer" may not be safe or compatible with current licenses, and they lack the latest security patches.
: The highest tier, adding identity protection and 24/7 priority support. How to Get an Installer
Once you have the offline installer (a file named similarly to kts21.2.16.590aben_26098.exe or a similar naming convention), you can install the security suite on a machine that may or may not have internet access.