Sending, receiving, and organizing email in Outlook.com
Hello,
Are all the emails missing, or only specific ones?
Please send a test email from one of your other email accounts to this one - does it recieve successfully?
I can't send or receive messages in Outlook
https://support.microsoft.com/en-us/outlook/i-can-t-send-or-receive-messages-in-outlook
I look forward to hearing from you to get the results of the troubleshooting.