This release will be available starting December 3, 2018 and affects several themes.
IMPORTANT: This release is only available for SharePoint Modern versions and Office 365 Modern Themes.
Improvements
SharePoint Framework (SPFx)
We've optimized resource loading, resulting in a reduction of server requests by 80% to 90%.
The BindTuning settings button is now conveniently included on library pages.
A new favicon edit field has been added to the settings panel.
Our Import/Export functionality has been enhanced to apply settings and content without requiring a page refresh.
Fixes
SharePoint Framework (SPFx)
We've fixed a bug causing theme settings to load inconsistently.
The BindTuning settings button now consistently appears as expected.
The search button now reliably triggers the search functionality, improving your site's search experience.
The search field on the search results page no longer causes an unnecessary window reload, ensuring a smoother user experience.
Resolved a specific bug where the Hub navigation would not refresh correctly when the current and navigated site collection names differed only by their last character.