IDeskBand interface and Explorer Bars are no longer supported in Windows Explorer but still supported in Internet Explorer.The ability to show Control Panel items in groups is also removed. List view, Details view, Extra large icons view, Large icons view and Medium icons view with text at the bottom are not available. Control Panel views are limited to Small icons and Large icons (which is actually Tiles view).Running Explorer shell as administrator or even opening an Explorer window temporarily as administrator is not possible in Windows 7 without modifying permissions in the registry of system values because of a DCOM restriction.

are ignored by the ItemsView control in Windows 7 Explorer.

The Registry settings for modified colors for compressed files, EFS-encrypted files, item hot-tracking (single click hover) etc.

The address bar no longer lists the Public folder introduced in Windows Vista in its hierarchy the user must manually travel to Public.

If the same folder is opened in Explorer without accessing it via Libraries, the Customize tab is available in its Properties.

Windows 7 removes the 'Customize' tab for a folder if its properties are opened via Libraries.

Windows 7 user icons