A focused Inbox separates messages into 2 tabs. The most important in the Focused tab and other messages in the Other tab.
Sometimes messages end up in the wrong tab.
- In New Outlook
- Click on the View tab
- Select View Settings
- Once inside View Settings, select Mail on the left hand side, then on the right select Don't sort my messages
- Once you have this selected you will only have one inbox and all of your messages will go here.
Move information from Microsoft can be found here.