Adapt It normally hides the Compose bar since it is not needed most of the time. You can open the Compose bar by:
Open the View menu on the Menu bar.
Adapt It opens the view options.
Click the Compose Bar option.
Adapt It places a check mark in front of the option and opens the Compose bar below the Mode bar.
To hide the Compose bar, click the Compose Bar option in the Edit menu.