To use the [magnet](https://en.wikipedia.org/wiki/Magnet_URI_scheme) links on this page, you will need a torrent client like [Deluge](http://dev.deluge-torrent.org/wiki/Download)
* The latest release of [boot9strap](https://github.com/SciresM/boot9strap/releases/latest) *(standard boot9strap; not the `devkit` file, not the `ntr` file)*
+ If you get the error "This service is not available in your region", use the System Settings to set your device's country to match the NAND region you installed with 2.1.0 CTRTransfer
+ If you forgot to disable parental controls before CTRTransfering or otherwise cannot access wireless settings, note that the device will autoconnect to any network named `attwifi` with no password
+ 如果出现错误,[参见这个问题排查](troubleshooting#ts_browser)
1. If the exploit was successful, you will have booted into SafeB9SInstaller
##### Section III - Installing boot9strap
1. Wait for all safety checks to complete
1. When prompted, input the key combo given to install boot9strap
1. Once it has completed, press (A) to reboot your device
Note that *New 3DS* users who ended up on 2.1.0 after a CTRTransfer *must* [restore their NAND backup](godmode9-usage#nand_restore) between "Section II - Configuring Luma3DS" and "Section III - Updating the System" of [Finalizing Setup](finalizing-setup).