If your license has expired, you can renew it in the user interface of the application. If you were using a trial version of the application, you can purchase a license.
To purchase or renew a license:
Open the main application window.
Go to the Profile section and do one of the following:
To renew the license, click Renew now.
If your trial license has expired, click Buy now.
This opens the website of Kaspersky Online Store or a partner company where you can renew or purchase a license.
When you renew or purchase the license, an activation code is sent to the specified email address.