: QR codes are typically used within the FBI application. Open FBI on your 3DS. Select Remote Install > Scan QR Code .
itself to the latest version (currently 13.x+), the most reliable method is manual: Download the latest Luma3DS.zip official Luma3DS GitHub Extract the files to the root of your SD card , replacing the old ones. luma+updater+26+qr+code+repack
Instead of using a standalone Luma Updater 2.6 CIA, users are encouraged to use one of the following methods: : QR codes are typically used within the FBI application