The ability to submit a support case is now built directly into Tableau Online. To access the web form, simply login to Tableau Online, select the Info icon, and then Support. See the below steps for details.
Step 1. Login to Tableau Online by going to https://online.tableau.com.
Step 2. Select the Info icon.
Step 3. Select Support.
Step 4. Enter the case criteria and select Send Request.
Note: Please provide as much detailed information as possible so the Tableau Support Specialists can best assist.