New license

Hi there I just downloaded the Free Version & I obtained the free License - When I insert it it comes up with this message. a problem has occurred when contacting the Licensing Server: the underlying connection was closed : An unexpected error occurred on a send. Please Help me.

Are you by any chance using Windows XP? If you are, then you will not be able to activate the application. Please see https://forum.emclient.com/emclient/topics/windows-xp-no-longer-supported-issues-with-connecting-to-…