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