Update: I swapped the wifi card for a known good one, the console still has Unlaunch upon successfully booting up. I conclude it to being a faulty wifi card because I tested with 2 other wifi cards total, both are known to be working.
I successfully installled Unlaunch and I'm using TwilightMenu++, I then powered off the console and I took out the SD card and put into my laptop to do card cleanup as well as transfer some games. I then put it back in the DSi, powered it on and...