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