Icewarp Outlook sync with Outlook 2019

Dear Sir or Madam,

i installes Outlook 2019 on my Windows Laptop, the SMTP sending doesn´t work.

Outlook says that the encryption methode is incorrect.

Then i create a new Profile every Connection Tests are successfull, but in Outlook

is the same issue.

Can you tell me about the issue ?

best regards

Jochen