Compare the current stable release, latest Preview build, and previous releases to see when new features and major fixes were introduced in Dynamic theme.
Rollback: use the Windows SDK again (version 10.0.17134) because the background tasks are not working with the version 17763 (a bug is open in Microsoft)
AppCenter SDK updated (version 1.12.0)
General internal improvements (asynchronous actions management, memory management, and more)
Microsoft Store Services SDK updated (version 10.1810.16002)
What's fixed
Build 1.4.30215 (1.4.302.15)
Since last changes in build 1.4.30214, unable to save a picture from the viewer
Since last changes in build 1.4.30214, application crash when an Advanced Report is sent
Since last changes in build 1.4.30214, application crash when a picture is shared with the native Windows feature
Since last changes in build 1.4.30214, application crash when you choose a directory or click on it
Since last changes in build 1.4.30214, 'View history' link of the Bing and Windows Spotlight pictures is no more working
Build 1.4.30213 (1.4.302.13)
Improved compatibility with the last Windows 10 19H1 builds (Insider Preview) - but malfunctions persist because of internal changes to Windows currently in progress
Bad or missing supported languages in 'About' view
Some bad use case with navigation back workflow
Known Issues
The app works with Continuum but the settings do not apply correctly