This walkthrough will guide you through all the locations of The Daedalian Keys in Hogwarts Legacy. There are a total of 16 Daedalian Keys
DAEDALIAN KEY 1: Astronomy Tower
Fast travel to the Astronomy Tower Floo Flame and then go up the stairs and you will find the first Daedalian key. this key is available after you have initiated the side quest “The Daedalian Keys”.
DAEDALIAN KEY 2: DINOSAUR SKELETON
Also in the Astronomy Wing. Fast travel to the Transfiguration Courtyard Floo Flame, head through the doors behind you, then up the stairs and to the left to the Rhinoceros Skeleton to find the key floating nearby. It leads to the right up the stairs to a cabinet on the floor directly above.
DAEDALIAN KEY 3: CENTRAL HALL
In the Library Annex area. Fast travel to the Central Hall Floo Flame, go down the stairs, and then right at the fountain to find the key by the entrance to the Greenhouses. It leads over to the opposite stairs near the door to the Transfiguration Courtyard, but to the right, you’ll find the cabinet.
DAEDALIAN KEY 4: LIBRARY
Also in the Library Annex area. Fast travel to the Library Floo Flame to find the key by the bookcases on the side closest to you. The key leads to a cabinet on the opposite side of the library in the back corner.
DAEDALIAN KEY 5: UPPER CENTRAL HALL
Once again, it’s back to the Library Annex area. Fast travel to the Central Hall Floo Flame and then head up the stairs all the way to the big doors to the viaduct. Before going through, head over to the right side of the room and look behind the staircase to find the key floating there. It goes to a cabinet on the right side, back down the stairs you came up.
DAEDALIAN KEY 6: POTIONS CLASSROOM
Also in the Library Annex area. Fast travel to the Potions Classroom Floo Flame, run through the doors ahead and turn left to see the key at the top of the staircase. Follow it down to a cabinet at the bottom of the stairs.
DAEDALIAN KEY 7: NORTH HALL
In the Astronomy Wing area. Fast travel to the Transfiguration Classroom Floo Flame then turn around and go left through the doors into North Hall. You should spot the key straight ahead outside the entrance to the History of Magic classroom. It’ll take you up a few flights of stairs to a cabinet on the top floor.
DAEDALIAN KEY 8: LIBRARY ANNEX
Right outside the Potions classroom, the eighth Daedalian Key will see you chase it down the stairs and along the hall.
DAEDALIAN KEY 9: NEAR THE MAP CHAMBER
Another one is in the Astronomy Wing area. Take the same route as the previous key, but keep going past the sleeping dragon statue, and the locked doors until you enter the room with all of the wooden casks. Head up the stairs, turn right, and go even further down till you find the key near the stone-pillared chamber with the eye chest(opens in new tab). It’ll lead back to the cabinet in the cask room.
DAEDALIAN KEY 10: GRAND STAIRCASE
In the Grand Staircase area. Fast travel to the Grand Staircase Floo Flame, then head up the grand staircase itself. Keep going up until you find the key on the level below the puzzle doo with the symbols set into the outer wall of the staircase. The key leads back down to the cabinet close to the same Floo Flame near where the other puzzle door is.
DAEDALIAN KEY 11: ENTRANCE HALL
In The Great Hall area. Fast travel to the Viaduct Courtyard Floo Flame, go up the stairs to the courtyard itself, and right through the big doors into the entrance hall. You’ll spot the cabinet immediately on your left and find the key on the level above the big Hogwarts symbol.
DAEDALIAN KEY 12: THE GREAT HALL
Also in The Great Hall area. Fast travel to The Great Hall Floo Flame then and look to your left to spot the key. It leads to a cabinet down the opposite side of the entrance to where the puzzle door is.
DAEDALIAN KEY 13: QUAD COURTYARD
Another in The Great Hall area. Fast travel to The Great Hall Floo Flame, then go right through the double doors, down the stairs past the statue, and through the big archway to see the key. Follow it down the stairs to a cabinet in the far bottom corner of the Quad Courtyard.
DAEDALIAN KEY 14: FACULTY TOWER
In the South Wing area. You’ll need to undertake “The Caretaker’s Lunar Lament” quest to gain access to the Faculty Tower since it gives you the ability to unlock doors with Alohomora. Fast travel to the Faculty Tower Floo Flame, go right into the tower itself, then up the stairs to find the key on the next floor. The key will lead you back down to a cabinet near where you entered.
DAEDALIAN KEY 15: FACULTY TOWER
Same as before, you need “The Caretaker’s Lunar Lament” quest to get this one. On the highest floors of the Faculty Tower in the South Wing area, you’ll find a corridor of portraits that links it to the Clock Tower. The key is in here and goes to a cabinet beside the entrance to the Prefect’s Bathroom with the statues.
DAEDALIAN KEY 16: CLOCK TOWER
Also in the South Wing area. As with the two previous keys, you’ll need Alohomora to get this one. Fast travel to the Clock Tower Courtyard Floo Flame, then go through the leftmost locked door and up the stairs. Where the stairs come out, the key is on the leftmost section of the walkway. It’ll lead you up another floor to the cabinet above.