(1) Navigate to the 'Start' Menu on the Windows desktop and open 'Run'.
(2) Paste in the below path to open the 'Extension Cache' folder of the Power BI Desktop application.
Path: %localappdata%\Microsoft\Power BI Desktop\ExtensionCache
(3) Delete all the files present in the 'Extension Cache' folder
(4) Copy the included "TIBCO.TDV.pqx" file from the PBI driver install directory to the PowerBI Custom connectors folder.
C:\Program Files\TIBCO\Power BI Connector for TIBCO(R) Data Virtualization\TIBCO.TDV.pqx
Copy to:
C:\Users\<MYUSER>\Documents\Power BI Desktop\Custom Connectors
(5) Restart Power BI desktop