Server:
Regardless of your scenario, you must first enable Adhoc in PPSSPP. adhoc server ppsspp
Caveat: You are sharing a space with strangers. Great for random matchmaking, but not private. Setting Up an Adhoc Server for PPSSPP: A
PPSSPP Ad-hoc Server is a feature that allows the emulator to simulate the PSP's local wireless multiplayer functionality. It enables players on the same network—or across the internet via VPN—to join the same game lobby for cooperative or competitive play. Core Functionality How to play multiplayer games with PPSSPP - GitHub Monster Hunter Freedom Unite God Eater Burst Tekken