New UltraUXThemepatcher (v 3.3.1) fix the mmc.exe errors so finally the themes from previous Creators Update 1703 works fine on Fall Creators 1709.
https://www.syssel.net/hoefs/software_uxtheme.php?lang=en
Creators Update themes should work fine for new Fall Creators Update; You just need to follow this guide: (In resume the same as always; install ultraUXthemepatcher 3.3 and put files in Windows/Resources/Themes and apply from Windows Personalize
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