how do i use this?

[Kamicraft-zz]

How does this work does it work on a new 3DS xl and if so can someone link me to a tutorial for first time homebrew users

[ghost]

Here's a compiled version of the source code that you can unzip and put in your 3ds folder on your microSD card: https://www.dropbox.com/s/eaksca3ojgjhfqs/portal3DS.zip?dl=0