Your 3DS must be modded with Luma3DS. You can follow the 3DS Hacks Guide for a step-by-step walkthrough.
Modern versions, such as the "100% Update" found on Reddit's r/3dsqrcodes , aim to include all original nights, mini-games, custom night challenges, and Easter eggs. FNaF 2 3DS Port.cia
Subreddits like r/3dsqrcodes and r/3dshacks frequently share updated download links and QR codes for easy installation via FBI. Installation Requirements Your 3DS must be modded with Luma3DS
Earlier or less optimized builds have been reported to crash during specific events, such as being jump-scared by the Puppet or reaching 6:00 a.m. on the first night. Where to Find the .cia File aim to include all original nights
You can typically find the installation files through community-driven hubs: