Many people who newly bought their new PCs have Windows 8 preinstalled. If you have upgraded to Windows 8.1, and are getting this error: “Version of the operating system was changed since installation of Kaspersky Internet Security” while trying to install and run Kaspersky Internet Security 2014, read the steps below to solve this problem.
STEP-1 Traverse to the Kaspersky global product updates page.
STEP-2 Click on Kaspersky Internet Security 2014
STEP-3 Wait however you are redirected to the Kaspersky Internet security 2014 Downloads page.
STEP-4 Choose version 2014 (22.214.171.12451ab) because it is the patch version for Kaspersky Internet Security 2014 for Windows 8.1 Users.
STEP-5 Click Download.
If you have any problem regarding Kaspersky Internet Security, please free to call us on our toll free number +1-800-399-5704. Our trained technicians can solve your all Kaspersky problems in the limited period of time. We provide 24*7 online technical support for Kaspersky antivirus over call or by remote session.