This is the only canon puzzle (Dragonborn DLC - Kolbjorn Barrow) that's so obscure that I doubt the vast majority of players have solved without Google : r/skyrim
Forbidden Legend - p. 1 | Side quests - The Elder Scrolls V: Skyrim Game Guide | gamepressure.com
Folgunthur puzzle - Skyrim - YouTube
Steam Community :: Guide :: The Elder Scrolls V Skyrim: Wyrmstooth - Full Walkthrough Guide
A Scroll For Anska | Side quests - The Elder Scrolls V: Skyrim Game Guide | gamepressure.com
Skyrim:Folgunthur - The Unofficial Elder Scrolls Pages (UESP)
Skyrim - Folgunthur: corridor with 4 levers - YouTube