How to activate a Kaspersky Internet Security key?

Redeeming a Kaspersky Internet Security key is really simple, just follow these steps:

1. Download the software from HERE (for more platforms, please click the "SHOW OTHER PLATFORMS" option)
2. Install the software and launch the program
3. Click on the "Enter Activation Code" in the right-bottom corner of the app and choose "Activate application" option
4. Enter the code and save with "Activate"
5. Software may require you to create a new, or login into an existing Kaspersky account

The key is not working

If you have activated the key according to the guide but the code appears not to work, please check what type of error message you receive and depending on it follow the appropriate instructions:

• My key is Duplicated / Already used
• My key is Invalid
• My key is region locked / can't be activated in my country
• My key activated a different product
• My key did not activate all of the content