Hi Jean-Marie GOBERT
Good day! Thank you for posting to Microsoft Community. We are happy to assist you. Please be advised that our team will be responding to your query in English, you can post your reply in your native language, and we will do the translation internally.
I am truly sorry for the inconvenience this issue has caused you. Based on the description, I understand that you receive an error message in your Office 365 application saying it will be stopped.
To further clarify the issue, please kindly confirm the following information.
- Do you receive the same error when access your Office 365 applications (word) online through a web browser?
- Please kindly check whether your M365 work account is properly licensed with your company's IT admins.
- Please kindly check whether your M365 business subscription is active.
- Could you please provide a screenshot of the error message for better understanding?
Please understand that our initial response may not always resolve the issue immediately. However, with your help and more detailed information, we can work together to find a solution.
Your understanding and cooperation are greatly appreciated.
Sincerely,
Roger Shen