If you're seeing "hactool prod.keys does not exist" at the top of your output, it means hactool cannot locate your prod.keys file.
Place title.keys in the same .switch folder as your production keys.
By default, Windows hides known extensions. You might have prod.keys.txt without realizing it. The error says "does not exist" because hactool looks for prod.keys , not prod.keys.txt .
Here are the three main reasons this happens: hactool prodkeys does not exist top
The file is not in the correct location.
: Place the file at C:\Users\ \.switch\prod.keys
: Move your key file to %USERPROFILE%\.switch\prod.keys . Linux/macOS : Move your key file to $HOME/.switch/prod.keys . If you're seeing "hactool prod
: The file must be an ASCII text file where each line follows the format: key_name = HEXADECIMALKEY .
At the center of this issue is hactool, a powerful command-line utility designed to view information about, and extract data from, various Nintendo Switch file formats such as NCA, NRO, and NSO. However, because Nintendo utilizes a robust proprietary encryption system to protect its software and intellectual property, hactool cannot function in a vacuum. It requires a set of "prod.keys" (production keys), which are unique hexadecimal strings that act as the digital fingerprints needed to unlock the encryption layers of the console's firmware and software.
: The keys exist but are in the wrong folder. You might have prod
If you already have your key file (e.g., keys.txt or prod.keys ), you can tell hactool exactly where it is using the -k or --keyset argument: hactool -k prod.keys [other arguments] Use code with caution. Copied to clipboard
Locate the dumped file on your SD card, usually found in the /switch/ folder. 2. Rename the File Correctly