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