Very straightforward, no tools required:
Lower the glove box and disconnect the damper arm from the glovebox:
Pull the glove box down & undo from where it attaches on, which exposes where the cabin air filter is housed:
Remove the cover via the simple latch on the right:
Swap air filters. Pay attention to the direction. Mine was crushed for some reason:
Replace all & done! Wrap up the same way, replacing the cover, hooking the glovebox back on, and connect the damper arm.