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