Microsoft is rolling out an improved email signature management for Outlook on the web and the new Outlook. Users can create multiple signatures, assign different defaults, use a rich text editor, and sync signatures across apps.
Microsoft is rolling out an improved People app in Outlook, introducing a modern, multi-column contacts experience. This update is mandatory for all users, without an opt-out option.
The ability to edit Office documents/attachments in Outlook on the web will be discontinued.
In the calendar of Outlook on the web you can specify the work hours and location.