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