While installing the Skyrim Special Edition English Language Pack is generally a smooth process, some players might encounter issues. Here are some common problems and their solutions:
Hardcore modders keep a clean backup of the vanilla game. Having the English Language Pack stored locally allows you to restore default audio/text without re-verifying files through Steam. Skyrim Special Edition English Language Pack
How do I change the language in Skyrim on PC? - Bethesda Support While installing the Skyrim Special Edition English Language
You might be thinking, "I already own Skyrim. Why do I need a language pack?" Here are the four most common scenarios where this pack becomes a necessity: Skyrim Special Edition English Language Pack