okay, so the palette is at 0x248400 from my list in the tutorial. What needs to be done now, is to insert the palette. So, by following the guide, we know that:
So, did you go over 15 colors plus the transparent? If you didn't, don't worry about it. Just place the palette at 0x248400 in APE with the palette you want. If not, we have some hex editing to do.