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