Delete the installation file to free up space on your SD card. 🛡️ Safety Note
Copy the extracted .cia file to the cias folder on your 3DS SD card. AJAA-USA-_eShop_-DecrTD-Ziperto.rar
This is the most crucial part. The game file has been "decrypted," meaning it can be installed directly onto a 3DS running custom firmware (like Luma3DS) without needing to be encrypted for a specific console. Delete the installation file to free up space