26.01.2018 12:38
In the main screen of Kaspersky Anti-Virus, click on the option which is on the bottom-right corner. It's named License: x days remaining. The Licensing window will be opened. It provides the detailed information about your license, key status, activation date, expiration date, and remaining days.
Since 2017 Kaspersky is releasing the free version of Anti-Virus. It doesn't require any keys. However, it has some restrictions. If you want to get more options, you can upgrade your standard free version.