apologize for the difficulties with login. I will be happy to help you and pass on your request to the responsible colleagues of the specialist department. In addition, I need some information from you, which you will send me in a private message.
Which devices do you use to log in?
What is your customer number?
What is your Internet service provider's name?
Which router model do you use?
Here's how you wrote to me privately: https://community.sky.de/docs/DOC-1005