In the left-hand panel, click Dashboards and select the dashboard you need. If you do not have a dashboard, create one.
At the top of the page, click Edit.
In the panel at the bottom of the page, select Header.
Enter the header text and select its size.
Click Add. The widget will be displayed on the dashboard. A hash for the header is created automatically, you can see the # icon when hovering over the header.
To add a header with an anchor link to the table of contents, enable the Display in contents option in the widget editing window. When you click the header in the table of contents, the dashboard page automatically scrolls to the corresponding section and its hash is added to the address bar.