FFX Weird sound problem

[retiredat21]

I don't know what happened but all of a sudden, a weird sound problem just occur while playing ffx.. some sound effects just sound "retro" like.. and while walking there is a weird sound that accompanies every step.. i dont know how to fix this..please help ..

[Squall Leonhart]

download spu2x 2.0 and place it in the plugins folder