Adding the graphomate extensions to a Tableau Dashboard
Save the graphomate.trex file in a folder.
Open a Dashboard worksheet in a Tableau workbook.
In a Tableau Dashboard, in the Objects section, select the Extension entry and drag it to the drawing area.
In the “Choose an Extension” dialog box, do either of the following: Click My Extensions, and navigate to a .trex file you previously downloaded.
If prompted, allow the dashboard extension access to data in the workbook.
You can now use the extension
Please refer to our "Quickstart" guide for your Tableau Dashboard. Especially if more than one data source is used.
To use the graphomate extensions via Tableau Server or Tableau Online, the extensions must be added to the whitelist. Link (Documentation Tableau Online)
After expiration of the trial versions the graphomate extensions in the Tableau Dashboard can not be updated. If you want to continue using the trial dashboards after purchasing the licenses, the extensions have to be loaded into the dashboard, linked to the data and configured again.