About the Help sidebar
When you open the Help sidebar, it appears in the sidebar pane, as shown below.

The help sidebar has three tabs that you may select by clicking on the tab. The three help tabs are listed and briefly described, as follows:
| Tab | Description |
|---|---|
| Table of Contents tab | Contains a tree view of help topics, listed in alphabetical order by topic. |
| API tab | Contains a tree view of help topics, listed in alphabetical order by module. |
| Search tab | Contains a Find: text entry field and Search button. |