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!
Discover Darkwraith covenant.
Acquire all rare weapons.
Reach "To Link the Fire" ending.
Acquire best weapon through standard reinforcement.
Acquire best weapon through chaos reinforcement.
Acquire best weapon through magic reinforcement.
Acquire best weapon through divine reinforcement.
Acquire best weapon through raw reinforcement.
Acquire best weapon through fire reinforcement.
Acquire best weapon through crystal reinforcement.
Acquire best weapon through lightning reinforcement.
Acquire best weapon through enchanted reinforcement.
Acquire best weapon through occult reinforcement.
Acquire all miracles.
Defeat Dark Sun Gwyndolin, the Darkmoon God.
Acquire all pyromancies.
Acquire all sorceries.
Discover Gravelord Servant covenant.
Reach "The Dark Lord" ending.
Defeat the Four Kings, inheritors of souls.
Discover Blade of the Darkmoon covenant.
Discover Path of the Dragon covenant.
Defeat Crossbreed Priscilla, the Lifehunter
Defeat the Soul Lord Bed of Chaos.
Discover Forest Hunter covenant.
Discover Chaos Servant covenant.
Acquire the Art of Abysswalking.
Discover Warrior of Sunlight covenant.
Defeat the Soul Lord Gravelord Nito.
Acquire the Rite of Kindling.
Defeat Seath the Scaleless, inheritors of souls.
Discover Princess's Guard covenant.
Acquire the Lordvessel.
Arrive in Anor Londo.
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.