This toolbar contains most of the frequently used tools from the application button. To add or remove an option from the quick access toolbar, simply click on the arrow pointing downward at the end of the toolbar and check or uncheck the option you want to keep or hide:

The quick access toolbar contains tools such as open, save, plot, layer, workspace, sheet set manager, properties, and the menu bar. Some of these tools are also available in the application menu of AutoCAD.