If you cannot do the PicHaxx method to install the Luma3DS on fw 11.15, consider trying the Bannerbomb3 method

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LINKS

https://pastebin.com/81kQu8XA

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TIMESTAMPS

00:00 Start

00:32 Disclaimer

00:41 Inspecting the console

01:18 Getting the Friend Code

01:50 Checking the ID0 Folder

03:48 Go here if you only have one ID0 folder

03:53 Getting the movable.sed

05:41 Getting the Bannerbomb3 archive

06:48 Generating the DSiWare backup file

07:53 Generating the Fredtool archive

09:01 Installing the Fredtool content

09:33 Downloading and Installing the AIO pack

09:54 Installing the Boot9Strap

11:20 Configuring the Japanese Flipnote Studio

12:47 Configuring the Luma3DS

13:09 Restoring the DS Connection Settings

14:36 Finalizing Setup

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MUSIC

https://elements.envato.com/for-education-N4N9NY2

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CONTACT & DONATION

https://linktr.ee/sthetixofficial

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CREDIT

Zoogie

Team Luma

source