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