Please check the below links it will help you out.
- How to analyze your outlook email with Tableau? – From Data to Information
- Connecting to outlook 365 Web API
- Analyze Your Time Spent In Meetings With Tableau - YouTube
hope it helps.
Are you asking about desktop workbook update or published workbook update.
Use live connection In desktop and get updated data but every time you open the desktop and get new data.
BI, Aspire Systems (India) Pvt Ltd