I have a couple of requests for tracking this issue. Please read the following.
a) Please share the latest screenshot of this one - hidden link
b) Please fill the private details fields after a full site backup{mandatroy}. I would like to access the admin area of your site for further checking. Refer to the following links for more details about our private information-sharing policies.
Thank you for the updates. Please try the steps suggested in the following thread and make sure you can translate the contents of the child sites automatically.
Please note that I have opened a new ticket for the Unable to remove the translation credits issue. Because as per our support policies, we can only handle one issue per ticket. It will help us to serve you better and we can avoid discussing multiple problems in one ticket. I will get back to you soon on the latest ticket. Thank you for your understanding.