How to unlock a fifth map device slot in Path of Exile

5hh slotPath of Exile Necropolis: How to get a fifth Map Device slot. Players can unlock the fifth slot on the Map Device by completing non-Valdo’s Tier 17 map for the first time. Tier 17PoE 3.25 introduces a new 6-way Map Device and 5th Maven slot! Learn about the upgraded device, scarab strategies, and endgame farming. Get the details now!