You can customize the main window's menus and toolbars.

Choose Tools > Options to open the Options window. Expand the IDE Configuration and Look and Feel nodes. Within the Menu and Toolbars nodes, you can cut, copy, and paste commands in the various menus and toolbars. You can copy commands from the Actions node, which contains all available commands.

You can grab toolbars in their drag area and rearrange them by dragging. You can right-click an empty space in the toolbar area to access commands to add and remove toolbars. You can also create new toolbar configurations.