Here is the full list of all 41 DARK SOULS: REMASTERED achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
All achievements completed. Congratulations!
Acquire all rare weapons.
Reach "To Link the Fire" ending.
Acquire best weapon through fire reinforcement.
Acquire best weapon through lightning reinforcement.
Discover Darkwraith covenant.
Acquire all sorceries.
Acquire all miracles.
Reach "The Dark Lord" ending.
Defeat the Four Kings, inheritors of souls.
Acquire all pyromancies.
Defeat the Soul Lord Bed of Chaos.
Acquire best weapon through occult reinforcement.
Defeat the Soul Lord Gravelord Nito.
Acquire best weapon through crystal reinforcement.
Acquire best weapon through divine reinforcement.
Acquire best weapon through raw reinforcement.
Acquire best weapon through magic reinforcement.
Acquire best weapon through enchanted reinforcement.
Acquire best weapon through chaos reinforcement.
Defeat Dark Sun Gwyndolin, the Darkmoon God.
Defeat Crossbreed Priscilla, the Lifehunter
Discover Gravelord Servant covenant.
Acquire the Art of Abysswalking.
Discover Forest Hunter covenant.
Discover Princess's Guard covenant.
Discover Path of the Dragon covenant.
Acquire best weapon through standard reinforcement.
Defeat Seath the Scaleless, inheritors of souls.
Discover Blade of the Darkmoon covenant.
Acquire the Rite of Kindling.
Acquire the Lordvessel.
Arrive in Anor Londo.
Discover Chaos Servant covenant.
Ring Bell of Awakening in Quelaag's domain.
Discover Warrior of Sunlight covenant.
Ring Bell of Awakening at Undead Church.
Discover Way of White covenant.
Arrive in Lordran.
Acquire Estus Flask.
Light bonfire flame.