---
title: "Installing boot9strap (Homebrew Launcher)"
---

If you have already hacked your device before and have a EmuNAND based CFW setup, this guide deals exclusively with SysNAND and you should follow all instructions from within or applying to SysNAND. Note that th' terms EmuNAND 'n RedNAND be referrin' to slightly different implementations 'o [th' same concept](http://3dbrew.org/wiki/NAND_Redirection).

#### Instructions

##### Section I - OCS

1. Press (A) to begin
1. Wait for the downloads to complete
1. Wait for the exploit to run
  + This may take several tries
  + If it freezes, just force the console to power off by holding the power button, then relaunch OCS to try again
  + If you get a "PM INIT FAILED" error, try replacing the `safehax.3dsx` file in the `/3ds/` folder on your SD card with the one from the [r19 release of safehax](https://github.com/TiniVi/safehax/releases/tag/r19)
1. If the exploit was successful, you will have booted into SafeB9SInstaller

##### Section II - Installin' boot9strap

1. Wait fer all safety checks to be completed
1. When prompted, input th' key combo given to be installin' boot9strap
1. Once it has completed, press (A) to be rebootin' ye device

##### Section III - Configuring Luma3DS

1. Ye device should have rebooted into th' Luma3DS configuration menu
  + If ye get a black screen, [follow 'tis troubleshootin' guide](troubleshooting#ts_sys_b9s)
1. Use th' (A) button 'n th' D-Pad to turn on th' followin':    
  + **"Show NAND or user string in System Settings"**
1. Press (Start) to save 'n reboot
  + If ye be gettin' an error, jus' continue to th' next page

___

Continue to [Finalizin' Setup](finalizing-setup)
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