On this page you will find answers to the most popular questions regarding solutions for small business, home, and mobile devices.
Windows
Android
My Kaspersky
Where do I find information about prices, payment options and order details?
I paid for an activation code but didn't receive it. What should I do?
Payment issues when buying a license or subscription for Kaspersky applications
How to cancel auto-renewal?
How to request a refund?
Features of Kaspersky applications for home compared
How to change your payment details or email you specified when buying a license?
Show all
Hide
How to renew the license?
How to renew the license if it has already expired?
"Previous activation code has already been used for license renewal" message. What should I do?
The application prompts me to decrease the license term by 33%. Why?
Why do I see a license renewal notification if none of my licenses is about to expire?
The license failed to renew automatically. What should I do?
Where to download and how to install a Kaspersky application?
Installation results in an error.
How to uninstall a Kaspersky application?
How to uninstall a Kaspersky application with the "kavremover" tool?
Error 27300 when installing a Kaspersky application.
How do I recover my activation code?
"You have exceeded the maximum number of activations allowed for the entered activation code" error.
"This key is already in use" error.
How to find which applications can be activated with my activation code?
Where to enter an activation code?
What to do if the application does not accept the activation code?
How to repeatedly activate the application with the same activation code?
What to do if activation stops with the "Activation code is not suitable for this application" error?
What to do if activation stops with the "This activation code is no longer supported" error?
What to do if activation stops with the "Activation code is invalid for this region" error?
How to transfer a Kaspersky application license to another computer?
I reinstalled the operating system. How do I recover the Kaspersky application license?
I lost my activation code. How can I recover it if I don't have a My Kaspersky account?
How to save the application license before reinstalling the operating system?
How to activate Kaspersky Security Cloud via My Kaspersky?
I forgot the password for my Kaspersky application. What can I do?
About passwords in Kaspersky applications and options to restore them.
Antivirus databases won't update.
How to fix the "Some protection components are corrupted" error?
Notification about certificate problem when opening a page.
A Kaspersky application won't start.
A Kaspersky application has disappeared from my computer.
What to do if a Kaspersky application stops responding or closes unexpectedly?
"License problem detected" error.
"Not all components were updated" error.
"Databases are corrupted" error.
What to do if a Kaspersky application blocks access to a website?
A Kaspersky application blocks my website. What should I do?
"Failed to run Protected Browser" error.
I suspect my PC is infected. What should I do?
Get support at our Forum
How to contact technical support?
How to activate the premium version of Kaspersky Internet Security for Android?
I lost the activation code. How can I recover it?
Where to buy an activation code?
Error -24 occurs during installation of Kaspersky Internet Security for Android.
What to do if Kaspersky Internet Security for Android does not start after installation?
How to download and install Kaspersky Internet Security for Android?
How to recover the My Kaspersky password?
I forgot the answer to the secret question.
How to change my email address in My Kaspersky?
How to activate the account at My Kaspersky if the confirmation link has expired?
Please let us know what you think about the site design, improvements we could add and any errors we need to eliminate
Thank you for submitting your feedback. We will review your feedback shortly.
Your feedback will be used for content improvement purposes only. If you need assistance, please contact technical support.
Your suggestions will help improve this article.
