This release will be available starting July 18, 2019 and affects several themes.
IMPORTANT: This release is only available for SharePoint 2013/2016/2019/CSS Only and Office 365 Classic experience.
Improvements
We've significantly improved the visual appearance and user experience of Nintex forms when integrated with our theme.
Fixes
SharePoint CSS-Only
Addressed an issue where theme settings were not saving correctly when the property bags experienced an overflow.
Fixed a specific mutation observer error that occurred in Internet Explorer 10.