Hi Daniel,
The feature 'Support for setting infinite values in TooltipDuration property.' has been implemented and available in Essential Studio version 7.2.0.8. This build is available for download from the following location.
Download link:
http://www.syncfusion.com/downloads/product/build.aspxUnlock key:
If your Essential Studio license is valid, you will be able to obtain the key to install this version from your Direct-Trac account or contact your Syncfusion Sales Representative or e-mail salessupport@syncfusion.com for further assistance.
Please let me know if this helps you.
Regards,
Jaya