Note: 2020.2.1 is a Content Migration Tool only release.
Product release and download
Tableau Server Management Add-on 2020.2.1
We recommend using the newest maintenance release of this version, 2021.2.1, which contains additional fixes.
Upgrading to Tableau Content Migration Tool 2020.2 without uninstalling the previous version resulted in an error: 0x80070666 - another version of this product is already installed. Installation of this version cannot continue. To configure or remove the existing version of this product, use Add/Remove Programs on the Control Panel.