Hello! I updated my friend's 3DS to 11.0.0-33U, and I want to know how to get it down to 9.2.0 to run A9LH and Luma3DS. Do I need to use A9LH to install freeShop or FBI? Their 3DS was too old for hacks (4.2!) I can still get to the Homebrew Launcher with Browserhax. Thanks.