Sending, receiving, and organizing email in Outlook.com
Grrrr. I've just gone through an update and discovered the same stupid issue. I've taken the suggestion on a feature request. Here's the link for upvotes:
https://feedbackportal.microsoft.com/feedback/idea/e56daa59-7b71-f111-9b47-6045bdbd0989
Let's do this, folks!