On Windows 11 24H2 builds(26120.751 & 26120.770) StartAllBack worked fine with the widgets button on the enhanced classic taskbar
but on builds(26120.670 & 26100.712) it doesn't work
https://blogs.windows.com/windows-insider/2024/05/31/announcing-windows-11-insider-preview-build-26120-751-dev-channel/
Fixes for everyone in the Dev Channel
[Widgets]
Fixed the issue causing the WIN + W keyboard shortcut to not work correctly and open the Widgets board.