Back Button Mapping Paddles Attachment for PS4 Turbo Function FPS Plug & Play
Long press the SET button for 2 seconds,X light flashes quickly. Press the M1 or M2 (Press once to switch once ), lights flashing slowly in sequence (Flashing Sequence: ×→〇→Δ→□→R3→L3→R2→L2→R1→L1) 3.