Licence key not valid ? Home › Forums › Newsletter Plugin Support › Licence key not valid ? This topic has 1 reply, 2 voices, and was last updated 7 years ago by Michael. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts December 8, 2017 at 11:30 am #58707 AnonymousInactive Hello, I have a message "Licence Not Valid". I did not change the license key that was given to me. Where can I find my license key to check for errors? On my account, it does not appear. Thanks! December 8, 2017 at 11:53 am #58719 MichaelKeymaster Hello, can you please send the email address you registered with to this address: michael@thenewsletterplugin.com so we can check? Thanks, Michael Author Posts Check out our premium plans with priority support. Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In