I received an email “Your Koofr account has been removed due to inactivity”. What does it mean?

In compliance with EU privacy regulations, we are required to remove inactive accounts that have not been used for an extended period of time. As stated in our Terms of Service, if you do not login to your account for a significant period, we contact you with further information to prevent the unwanted deletion of your account. If you do not want your account to be removed, please login to your account.