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