No PPSSPP v1.9 for macOS ??

[[Unknown]]

> Library not loaded: /usr/local/opt/sdl2/lib/libSDL2-2.0.0.dylib

The instructions on the download page warn that you need to install SDL2:

Step 1: Install SDL2 via Homebrew
Open the Terminal app
Paste this into a terminal session: ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebr...er/install)"
Follow the instructions, and wait for installation to finish
Paste this into a Terminal: brew install sdl2 libzip

-[Unknown]