| 摘要 |
An electronic device includes an entry unit, a registering function accepting unit, and a function registering unit. The entry unit includes software keys registered with functions of the electronic device. The registering function accepting unit accepts a function selection instruction from a user. The function registering unit registers a function with the software keys. The software keys include an unregistered software key in which a function is not registered. The function registering unit registers the function accepted by the registering function accepting unit with the unregistered software key.
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