To get to the arithmancy door, fast travel to the Divination Classroom. Once you do that, walk towards the wooden platform and make a right on the first turn. There'll; you'll find the door. To solve ...

With a total of 12 Arithmancy Doors to discover and unlock, we've included a handy checklist, as well as all the potential loot types that you can expect from unlocking each door. This Arithmancy Door ...