Install Kaspersky Internet Security
If you already have Kaspersky Internet Security 2015 installed and need to activate, please read our Activation page.
Before you begin:
Please make sure you have removed your previous security software (including prior versions of Kaspersky) in the Control Panel before installing Kaspersky Internet Security 2015.
If you need help removing the previously installed security programs, please check our list of removal tools for conflicting software.
Step 1 - Save the Installation File:
If you have Dial-Up Internet, we suggest you wait for the Backup CD to arrive to install.
Click the below button to begin the download.
The web browser will then ask you where to save the file. Use the drop-down menu to select your Desktop, then click Save. Download speeds will vary depending on your Internet connection, but could take from a few minutes to an hour.
The Setup Wizard will open, click Install.
Step 2 - Install Process:
Review Kaspersky Lab's End User License Agreement by clicking on the respective link. You need to accept its terms to install the application.
We recommend that you participate in Kaspersky Security Network. If you accept the KSN Statement, leave the check box selected.
If you are installing the application on Windows Vista, Windows 7, Windows 8, or Windows 8.1, you may receive the User Account Control notification. To proceed with the installation, enter your administrative password and click Yes in the User account control window.
Wait for the installation to complete. Make sure that the check box Run Kaspersky Internet Security is selected and click the Finish button to complete the installation.
Step 3 - Activation Process
Make sure your computer is connected to the Internet (for example, try opening the www.kaspersky.com page).
Make sure that the system date is set correctly on your computer. If the system date is incorrect, set it correctly.
Enter the activation code into the corresponding field in the Activation window. Please note that the code only contains Latin letters and numbers.If you cannot find the Activation window or if you closed the application after installing it, run Kaspersky Internet Security 2016 and click the link Enter activation code in the lower-right part of the main window.
In the window with the Activation completed successfully notification, click Finish.
Save your activation code in a secure place (for example, using the My Kaspersky service).
For detailed information about activation codes and licenses, see this article.