3DS:TWLFix/Alternate

Required Reading
These instructions will fix your DS mode using. Credits go to for creating the app.

It uninstalls all DS mode titles and then reinstalls the system titles using Nintendo's Servers by updating the console. Updating not only updates the version, but also repairs broken or missing system titles if the system finds them.

You need custom firmware access to launch CompleteDSIWareUninstaller.

What You Need

 * The Homebrew Launcher on your HOME Menu
 * (direct download)

Instructions

 * 1) Power off your console
 * 2) Insert your SD card into your computer
 * 3) Copy   into the   folder on your SD card
 * 4) Reinsert your SD card into your console
 * 5) Power on your console
 * 6) Launch the Homebrew Launcher
 * 7) Launch Complete DSiWare Uninstaller from the list of homebrew
 * 8) Press  to begin
 * 9) When the process is completed, press  to reboot
 * 10) REQUIRED: Update your console by opening System Settings -> Other Settings, then going to the last page and selecting System Update
 * 11) * This step MUST be completed even if your console is already on the latest version
 * 12) * Updates while using B9S + Luma3DS (what you have) are safe
 * 13) * If the update gives you an error, set both your DNS settings and Proxy settings to Auto
 * 14) When the process is completed, your DS mode should be working again
 * 15) You may reinstall any   backups of user apps you made earlier now
 * 16) * If DS mode still does not work, follow the Manual TWLFix page