Full list of all 75 The Elder Scrolls V: Skyrim Special Edition achievements. It takes around 200 hours to unlock all of the achievements on Windows.
Defeat a Legendary Dragon
Absorb 20 dragon souls
Tame and ride 5 dragons
Acquire 11 vampire perks
Complete "Kindred Judgment"
Use the special power of Auriel's Bow
Learn all three words of Soul Tear
Complete "Beyond Death"
Complete "Awakening"
Complete "Lost to the Ages"
Learn the secrets of 5 Black Books
Complete "At the Summit of Apocrypha"
Learn all 3 words of Dragon Aspect
Complete "The Path of Knowledge"
Discover 30 locations on the island of Solstheim
Craft an item out of Stalhrim
Complete "The Temple of Miraak"
Own a house in Raven Rock
Clear 50 dungeons
Reach Level 50
Arrive on Solstheim
Learn 20 shouts
Complete "Dragonslayer"
Complete "The Fallen"
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Get a skill to 100
Complete "Elder Knowledge"
Complete "Alduin's Wall"
Complete "Diplomatic Immunity"
Learn all three words of a shout
Complete "The Way of the Voice"
Collect 15 Daedric Artifacts
Absorb a dragon soul
Buy a house
Complete "Bleak Falls Barrow"
Build three houses
Buy three plots of land
Complete "Hail Sithis!"
Complete "Bound Until Death"
Have 100,000 gold
Complete 10 side quests
Adopt a child
Join the Dark Brotherhood
Returned the Thieves Guild to its former glory
Pick 50 locks and 50 pockets
Complete "Darkness Returns"
Complete 50 Misc Objectives
Join the Thieves Guild
Change your face
Find 13 Standing Stones
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Join the College of Winterhold
Complete "Glory of the Dead"
Acquire 11 werewolf perks
Bounty of 1000 gold in all nine holds
Discover 100 Locations
Become a member of the Circle
Reach Level 25
Build three wings on a house
Read 50 Skill Books
Successfully persuade, bribe, and intimidate
Get married
Buy a plot of land
Join the Stormcloaks or the Imperial Army
Reach Level 10
Acquire a Daedric Artifact
Join the Companions
Reach Level 5
Make a smithed item, an enchanted item, and a potion
Escape from jail
Chop wood, mine ore, and cook food
Select a Standing Stone blessing
Complete "Unbound"