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To deliver on the commitment of no changes to features or functionality, a Windows 10 LTSC release does not contain any of the components of Windows 10 that may change over the life of the release. These components include Microsoft Edge (as a modern browser, it is constantly evolving to support the current modern browser web standards) as well as components/applications regularly updated via the Microsoft Store, such as Camera, Cortana, OneNote, and other modern apps that continue to advance with innovative improvements.
Internet Explorer is included in Windows 10 LTSC releases as its feature set is not changing, even though it will continue to get security fixes for the life of a Windows 10 LTSC release.
The LTSC cadence