As per your Oct 18 response to this question (quoted below), I am reporting the same issue.

"I have created a private forum for you so we can properly assist you with your concern regarding your missing emails in Outlook.com. You need to sign in to this forum or website using your Microsoft account in order to view it.

NOTE: I have locked this thread. For other customers who are encountering the same issue, please create a new thread in order for it to be prioritized."

Looking forward to a prompt solution.

Thx

FYI sympatico.ca (Bell Canada's internet provider) is accessed through outlook.com