How add extra league?

Hi I'm having trouble adding extra leagues in the English level, I can add extra division past county level in the English league I want to go down to level 23, how do u add plz help, the cups are easy to do, but struggle to add league past county level

how would you do this?

http://www.fmscout.com/a-fm17-database-england-lower-leagues-to-level-22.html

Just follow those steps. Very easy to do.

I have some good players to recommend when you're up and running!