Unfixed-info.bin Jun 2026

This region contains static information that defines what the Amiibo actually is. It is permanently locked during the manufacturing process.

However, these applications do not ship with the cryptographic keys built-in. The Software Sandbox unfixed-info.bin

If a site asks you to download an "installer" or an .exe to get your keys, close the tab immediately. These are often malware. This region contains static information that defines what

Together with its counterpart, locked-secret.bin , these 80-byte binary files enable homebrew applications and custom hardware to interact with the encrypted data structure of an Amiibo. Without unfixed-info.bin , specialized software cannot sign or access the modifiable blocks of the character tag, making custom Amiibo creation impossible. The Software Sandbox If a site asks you

It's important to note that you will often see these files referred to with the prefix "retail", as in Have retail unfixed keys or Have retail locked keys in the TagMo UI. This indicates that the keys are from retail, Nintendo-produced hardware. The use of the word "key" suggests these are not generic files but are specific cryptographic components that must be kept secure. For this reason, they are almost never included with the modding tools themselves. Users are typically expected to source them independently for legal and security reasons.

Only keep unfixed-info.bin if: