What (if any) is NSC Builder displaying? Are you trying to process an NSP, XCI, or NSZ file?
Are you getting a specific during setup? Share public link
While NSC Builder is popular, other Switch tools also require key files: nsc builder keys.txt
For NSC Builder to recognize your keys, the file must be placed in the correct directory. Open your main installation folder. Look for a subfolder named ztools .
Once finished, turn off your console and eject the micro SD card. Insert the micro SD card into your PC. Navigate to the /switch/ folder on your SD card. Locate a file named prod.keys . What (if any) is NSC Builder displaying
Paste the file directly into the folder located inside your main NSC Builder directory.
aes_kek_generation_source (used for advanced cryptographic derivation) How to Obtain keys.txt Legally Share public link While NSC Builder is popular,
Select (or EmuNAND, depending on where your latest firmware is installed). Press the Power button to select.
These keys are proprietary cryptographic material owned by Nintendo. This article does not provide links to pre-made key files, nor does it condone piracy. The keys are typically generated from your own legitimate Nintendo Switch console using specific homebrew key-dumping tools.