To install and activate Kaspersky Internet Security 2018, start by ensuring your computer meets the system requirements. Download the installation file from www.kaspersky.com and launch it. Follow the on-screen instructions to complete the installation, including optional participation in the Kaspersky Security Network. Once installed, open the application and enter your 20-character activation code received via email or purchase confirmation. Ensure your system date is correct and you are connected to the internet before activating the program.
 
To install and activate Kaspersky Internet Security 2018, follow these steps:
 
  1. Check System Requirements: Ensure your computer meets the system requirements for Kaspersky Internet Security 2018.
  2. Download Installation File: Go to the official Kaspersky Lab website and download the installation file for Kaspersky Internet Security 2018.
  3. Run the Installer: Locate the downloaded file and double-click it to launch the installation process.
  4. Confirm Participation in Kaspersky Security Network: During installation, you may be asked to confirm your participation in the Kaspersky Security Network. This is optional but recommended for enhanced threat detection.
  5. Allow Installation: If prompted by Windows User Account Control, allow the installation to proceed.
  6. Remove Incompatible Programs: If any incompatible programs are detected, confirm that they should be automatically removed.
  7. Complete Installation: Wait for the installation to finish, then launch Kaspersky Internet Security.
  8. Activate the Program: The first time you open the application, you will be prompted to enter your 20-character activation code received via email after purchase.
  9. Ensure Internet Connection: Make sure your computer is connected to the internet and that the system date is set correctly.
  10. Enter Activation Code: Input your activation code in the designated field and click "Activate."
  11. Start Using Kaspersky: Once activated, Kaspersky Internet Security 2018 will be ready to protect your computer against malware and other threats.