The Managers menu gives you access to specific windows called Managers. Managers are used in different working phases and they are fundamental to the use of the program.
Browser
Displays/hides the Shape Hierarchy panel which allows you to view the objects in your scene in their hierarchical structure, as well as in relation to other elements. It lets you perform numerous operations and change the hierarchy of the scene.
Modeling Tool
Displays/hides the Modeling Tool panel which gives you access to the numerous parameters and/or options of each Modeling Tool. Content of these panel changes depending on the Modeling Tool you select.
Shading
Displays/hides the Shading panel that gives you access to surface, light, and image shaders allowing you to choose shaders you want to apply and set their various parameters. Post processing effects can be tuned here as well.
Application toolbar
Displays/hides the Application toolbar when it is floating.
Snaps toolbar
Displays/hides the Snaps toolbar when it is floating. The Snaps toolbar contains all the snap options available.
Modeling toolbar
Displays/hides the Modeling toolbar when it is floating. The Modeling toolbar lets you scroll modeling tools sorted in categories whose names appear on blue tabs.
Materials toolbar
Displays/hides the Materials toolbar when it is floating. The Materials toolbar lets you scroll materials sorted in categories whose names appear on blue tabs.
Models toolbar
Displays/hides the Models toolbar when it is floating. The Materials toolbar lets you scroll materials sorted in categories whose names appear on blue tabs.
Devices
Opens a submenu that lists supported external devices. To start up a device, just choose it. To stop it, choose it again.