Safely eject the card and insert it back into your handheld. 3. Launch the Application

Turn on your device and navigate to the or Applications tab (depending on your firmware). Look for an icon labeled "Mac-2" or "Black-White." Press Start or A to launch. 🎮 Configuration & Troubleshooting File not showing up

If this is the emulator version, you will need to provide your own game files: Create a folder named GB or Roms on your SD card. Place your .gb files there.

The emulator may require a BIOS file. Place gb_bios.bin in the /usr/local/home/.gnuboy/ or similar hidden system folder.

Copy into the /apps/ folder.

OPK files are self-contained executable packages. You do not need to "install" them in the traditional sense; you simply place them in the correct directory for your handheld to recognize them. 1. Prepare Your MicroSD Card

Open the Mac-2 app and navigate to this folder to select your game.