3DS:Uninstalling software

You can uninstall any installed software (e.g. homebrew, installed cartridges) using one of the following applications:  Open  from the HOME Menu Press  For installed 3DS software, press, For installed DSiWare, including NDS forwarders, press  Software is where all your base software and games are located Extra data is data created by software to store certain content (StreetPass, SpotPass, etc...) Downloadable Content is where DLC and updates are located  Find the software you want to uninstall and tap on it, then press </li> </ol>
 * -|System Settings (Recommended)=

<ol> Power on your 3DS while holding </li> Press the  button</li> Navigate to  and press </li> Select which drive you want to uninstall from and press  SD Card is where all your installed software, games, updates, and DLC is located</li> NAND / TWL is where system software and DSiWare is located</li> </ul>
 * -|GodMode9=

</li> Find which title you want to uninstall and press  DSiWare can be found at the bottom of the list</li> </ul></li> Press on  </li> Navigate to  and press </li> Select which option you want to do and press  Keep ticket & savegame can be used to keep the save after the game is reinstalled</li> Uninstall everything removes everything related to the game (excluding DLC/updates)</li> <li>Abort uninstall cancels the uninstall procedure</li> </ul></li> <li>Unlock write permissions if prompted</li> <li>Relock write permissions if prompted</li> </ol>


 * -|FBI=

<ol> <li>Launch  from the HOME Menu or from the Homebrew Launcher</li> <li>Navigate to  then press </li> <li>Find which title you want to delete then press <ul> <li>Titles in Green are installed software, games, updates, and DLC</li> <li>Titles in Purple are DSiWare, and will always be located at the bottom of the list</li> </ul>

</li> <li>Select either  or  <ul> <li>Delete Title deletes just the title and save</li> <li>Delete Title And Ticket deletes everything related to the title</li> </ul></li> </ol>

I accidentally uninstalled a system app, what now?
If your console is able to boot and access System Settings, then follow these steps to update your console.

If your console is unable to boot to the HOME menu or it is crashing at startup, then follow these steps below to update via Safe Mode:


 * 1) Power off your console
 * 2) Power on your console while holding L
 * 3) Accept the update and follow the prompts

If you are unable to perform a system update or the system update does not resolve the issue, follow the CTRTransfer guide.

I uninstalled DSiWare, and now nothing DS related will work!
Follow the TWLFix guide.