You can download a free 30-day trial of their premium security suite directly from the Kaspersky website.
Upgrade Download - Kaspersky Total Security to Kaspersky Plus You can download a free 30-day trial of
For guaranteed protection, it is recommended to use the Kaspersky Free Antivirus version instead of attempting to use unauthorized cracked software. You can download a free 30-day trial of
If you have an existing Total Security license, you can often upgrade or switch to the newer "Plus" or "Premium" versions for free. Risks of "Cracked" Activation Codes You can download a free 30-day trial of
The code is printed on a card or the box itself.
If you are looking for legitimate ways to use Kaspersky, here are the official options: Official Software Status