Clear at least 500MB of free space on your SD card to accommodate the patch files and temporary installer caches.
: Released May 15, 2025. This prequel allows players to experience the origins of the facility and its dark past. Series Availability : Chapters 1 through 4 launched together on June 20, 2024
If you already have the base NSP, grab the update to fix the crashing in Chapter 3. If you are downloading from scratch, look for a pre-patched XCI that includes Ver 1.0.2 to save yourself the extra step.
If you are using a (dumped from your own legitimate cart) on an EmuNAND (offline partition) with proper blocking of Nintendo servers, the risk is extremely low. However, installing any non-official NSP on your SysNAND (Stock OS) will almost certainly result in a ban.