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 "The Dark Lord" ending.
Acquire all miracles.
Discover Darkwraith covenant.
Acquire all pyromancies.
Reach "To Link the Fire" ending.
Defeat Dark Sun Gwyndolin, the Darkmoon God.
Acquire best weapon through standard reinforcement.
Discover Warrior of Sunlight covenant.
Acquire best weapon through chaos reinforcement.
Acquire best weapon through fire reinforcement.
Defeat the Four Kings, inheritors of souls.
Acquire all sorceries.
Acquire best weapon through magic reinforcement.
Acquire best weapon through enchanted reinforcement.
Defeat Seath the Scaleless, inheritors of souls.
Acquire best weapon through divine reinforcement.
Acquire best weapon through raw reinforcement.
Defeat Crossbreed Priscilla, the Lifehunter
Discover Blade of the Darkmoon covenant.
Acquire best weapon through occult reinforcement.
Defeat the Soul Lord Gravelord Nito.
Acquire best weapon through lightning reinforcement.
Acquire best weapon through crystal reinforcement.
Defeat the Soul Lord Bed of Chaos.
Discover Path of the Dragon covenant.
Discover Princess's Guard covenant.
Acquire the Lordvessel.
Discover Gravelord Servant covenant.
Acquire the Rite of Kindling.
Arrive in Anor Londo.
Acquire the Art of Abysswalking.
Discover Forest Hunter covenant.
Discover Chaos Servant covenant.
Ring Bell of Awakening in Quelaag's domain.
Ring Bell of Awakening at Undead Church.
Discover Way of White covenant.
Arrive in Lordran.
Acquire Estus Flask.
Light bonfire flame.