Things You'll Need
Instructions
Download "Famitracker" for your PC. The download is free. Open the file that mounts on your desktop and click "Run" to install the program. Open the program and create music to put on the "Pokémon Blue" ROM. Click "Save" from the file menu to save the music files.
Download "RBY Music Importer" for your PC. This download is also free. Click on the file and select "Run" to install it.
Click "Load FTM" and select the "FTM" file you created with Famitracker. Type "$A7c5" into the "Start Offset Hex" box and click "Make ASM File."
Click "Load ASM" and select the "ASM" file you just created. Type "$A7c5" into the "Inject Offset Hex" box. Type "$822E" into the "Pointer Offset Hex" box.
Select "Compile Bin file" to edit music on the "Pokémon Blue" ROM.