Activation errors
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"Cannot set up SSL connection” error05 August 2021
Internal activation server error04 April 2023
"You have exceeded the maximum number of activations allowed for the entered activation code" error09 February 2023
Error "License has expired" or "Activation period has expired"04 April 2023
Cannot add key if it has expired05 October 2022
Error "Key file creation or registration date is invalid. Check system date settings"11 July 2022
"Activation code is invalid for this region" error04 April 2023
"Incorrect certification center" error17 October 2022
Subscription status update error27 February 2023
Error "Trial version has expired"18 October 2022
“Unknown error” during activation04 April 2023
"This activation code is no longer supported" error19 January 2021
Error "Local security certificate issue"15 January 2021
"Invalid key" error20 January 2021
“Key is blocked” error31 January 2023
“Cannot activate the application under a license for beta testing” error21 August 2020
Error "Activation code corresponds to another application” or “The activation code does not apply to this application”14 December 2022
"The license does not apply to this application" error06 October 2022
Error "The key file is not compatible"07 July 2021
Error "Invalid activation code"11 March 2021
What to do if a Kaspersky application prompts you to decrease the license term07 February 2023
Error “Your activation code is already saved in the application” or “Activation code is saved”26 January 2023
Error “Activation code is not suitable for this application" or “The entered activation code does not apply to this application”27 February 2023
Network connection error. DNS issue04 April 2023
My Kaspersky account verification is required for activation of the application10 September 2020
Network connection error during activation17 April 2023
Error "This license expires earlier than the current license"11 March 2021
"Using the trial version of the application on this computer is not available" error11 March 2021
Error “Key file corresponds to another application”27 February 2023
What to do if characters cannot be typed into the activation code field in a Kaspersky application12 October 2022
License problem in the My Kaspersky account11 March 2021
“Service provider server is not available” error27 February 2023
Error establishing an HTTPS connection with the Kaspersky server01 September 2022
How to get Kaspersky Total Security 20 trace files and send them to technical support10 March 2021
Why do I see a subscription or license renewal notification if none of my subscriptions or licenses is about to expire?09 February 2023
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