What or related GUI program are you running?
By default, hactool looks for a file named prod.keys (or keys.dat in older versions) in a specific directory on your computer. If the file is missing, misnamed, or placed in the wrong folder, the tool will throw this error. Step 1: Dump Your Keys from Your Switch hactool prodkeys does not exist link
A hackable Nintendo Switch console (V1 unpatched, or a console with a modchip). An SD card formatted to FAT32 or exFAT. Access to the RCM (Recovery Mode) using a JIG or modchip. A computer with an SD card reader. Step-by-Step Guide to Fix the Error What or related GUI program are you running
If the file is in the correct folder but you still see the warning: Step 1: Dump Your Keys from Your Switch
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