Help with brawlex with brawl minus 4.0b

[theonewhomods]

So I got brawl minus 4.0b hackless and everything thing all good until I found brawl ex so I look around youtube I downloaded all the files I was on a channel call Sammie husky and I followed the video and when I tryed it no extra slot showed up nothing the I'd of the clone I'm trying to make is a mario clone so I can add Dr mario I even did it the hard way and I used the clone tool method so a I ask is how do u add extra slots to brawl minus 4.0b so I can have Dr mario and more :kdance: