---
title: "Updatin' B9S"
---
{% include toc title="Table of Contents" %}
### Required Reading
'Tis page be fer existin' boot9strap users to be updatin' their installation 'o boot9strap to th' latest version.
{% capture notice-1 %}
There have been reports 'o a wave 'o bans bein' handed out to CFW users by Nintendo. Fer ye protection, please be followin' these steps before startin' 'tis guide:
1. Be off to System Settin's, then "Internet Setttings", then "SpotPass", then "Sending of System Information"
1. Disable th' "Sending of System Information" option
1. Be out 'o th' System Settin's
1. Go to your Friend List (the [orange Face Icon]({{ "/images/friend-list-icon.png" | absolute_url }}) in the top row of your Home Menu)
+ If you receive an error and are kicked out of the menu, the Friend List setting is either already disabled or your console cannot connect to Nintendo's servers (due to a ban or connection issues)
1. Go to the Friend List settings, then "Friend Notification Settings", then "Show friends what you're playing"
1. Disable th' "Show friends what you're playing" option
1. Exit your Friend List
{% endcapture %}
{{ notice-1 | markdownify }}
### What You Need
* The latest release of [SafeB9SInstaller](https://github.com/d0k3/SafeB9SInstaller/releases/latest)
* The latest release of [boot9strap](https://github.com/SciresM/boot9strap/releases/latest) *(standard boot9strap; not the `devkit` file, not the `ntr` file)*
* The latest release of [Luma3DS](https://github.com/AuroraWright/Luma3DS/releases/latest)
* The latest release of [the Homebrew Launcher](https://github.com/fincs/new-hbmenu/releases/latest)
### Instructions
#### Section I - Prep Work
Fer all steps in 'tis section, overwrite any existin' files on ye SD card.
{: .notice--info}
1. Insert ye SD card into ye computer
1. Copy `boot.3dsx` to the root of your SD card
1. Create a folder named `boot9strap` on th' root 'o ye SD card
1. Copy `boot9strap.firm` 'n `boot9strap.firm.sha` from th' boot9strap `.zip` to th' `/boot9strap/` folder on ye SD card
1. Copy `SafeB9SInstaller.firm` from th' SafeB9SInstaller `.zip` to th' `/luma/payloads/` folder on ye SD card
1. Reinsert ye SD card into ye device
#### Section II - Installing boot9strap
1. Launch Luma3DS chainloader menu by holding (Start) during boot
1. Launch SafeB9SInstaller by pressin' (A)
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, hold (Start) while pressing (A) to reboot your device to the Luma3DS chainloader
+ If you encounter an `argc = 0` error booting your device after the B9S update, just continue to fix it
#### Section III - Update Luma3DS
1. Power off ye device
1. Insert ye SD card into ye computer
1. Copy `boot.firm` from the Luma3DS `.zip` to the root of your SD card, replacing the existing file
1. Reinsert ye SD card into ye device
1. Power on your device
#### Section IV - Configuring Luma3DS
This section is only needed if you are prompted with the Luma3DS configuration menu after the reboot.
{: .notice--info}
1. In the Luma3DS configuration menu, use the (A) button and the D-Pad to turn on the following:
+ **"Show NAND or user string in System Settings"**
1. Press (Start) to save 'n reboot
___
### Continue to [Finalizing Setup](finalizing-setup)
{: .notice--primary}