3DS:Keyboard Unbrick

If a custom keyboard is installed and custom firmware is removed from the console, System Settings will be inaccessible and you will not be able to launch the keyboard. This is obviously detrimental to the overall functioning of your 3DS and should be fixed as soon as possible.

=Unbricking a 3DS with a custom keyboard installed =

Methods that require additional hardware
The following methods require extra hardware but is the recommended way of recovering from this as they should work 100% of the time regardless of system version: basehaxx (Requires a second console and a copy of Pokémon Omega Ruby or Pokémon Alpha Sapphire, on cartridge.))
 * ntrboot (Requires a compatible flashcard)
 * kartdlphax (Requires a second console and a copy of Mario Kart 7, both the same region as your console))

Methods that don't require seedminer
The following methods do not require seedminer and can be followed like normal:
 * super-skaterhax
 * basehaxx (Pokémon Omega Ruby/Alpha Sapphire on cartridge)

Methods that require seedminer
(Pokémon Picross)=
 * -|PicHaxx

Section I: Installing Pokémon Picross
Follow these steps to redownload Pokémon Picross if available

Section II: Mii mining
Because you can't enter a friend code due to the broken keyboard, you'll need to get your console's encryption key a different way. We can accomplish this by Mii mining.

Follow Mii mining to extract the  from your console, but do not continue onto the main guide as it suggests. Come back to this page once you have the movable.

Section III: PicHaxx
Now that you have your, continue to Homebrew Launcher (PicHaxx).

(Steel Diver: Sub Wars)=
 * -|Steelhax

Section I: Installing Steel Diver: Sub Wars
Follow these steps to redownload Steel Diver: Sub Wars if available

Section II: Mii mining
Because you can't enter a friend code due to the broken keyboard, you'll need to get your console's encryption key a different way. We can accomplish this by Mii mining.

Follow Mii mining to extract the  from your console, but do not continue onto the main guide as it suggests. Come back to this page once you have the movable.

Section III: Steelhax
Now that you have your, continue to Homebrew Launcher (steelhax).

(Mario Kart 7)=
 * -|Kartminer7

Section I: Installing Mario Kart 7
Follow these steps to redownload Mario Kart 7 if available

Section II: Updating Mario Kart 7
Follow these steps to update Mario Kart 7

Section III: Mii mining
Because you can't enter a friend code due to the broken keyboard, you'll need to get your console's encryption key a different way. We can accomplish this by Mii mining.

Follow Mii mining to extract the  from your console, but do not continue onto the main guide as it suggests. Come back to this page once you have the movable.

Section IV: Kartminer7
Now that you have your, continue to installing-boot9strap-(Kartminer7).

If everything went well, you should end up with boot9strap installed and the keyboard / System Settings should work again.