If the information contained in this help center is not sufficient to answer your question, you can make a request to the support service directly by email.
For this please send an email directly to firstname.lastname@example.org
Thank you to specify :
in the subject => the nature of your request as well as the client concerned (ex: [CLIENT] login / password request)
in the body of the message => to detail your request
You can also attach documents to your email to complete your request.