Suppose I have a timekeeper, Ronald jack x628-C, I export time attendance data from the device, including two files: data.dat and device.dat because the old machine runs or crashes the device, I buy the device again If I restore the fingerprint from the old device, I added the remaining device.dat file, which was reported: "IP Error Input!" Restore the data to the device, and the data must be the backup BIN data passing the backup function before. Any of you know this error only helps with.

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I look for example backup and restore code written in winform C#, do you have this example shared with

@dongrien. It appears to be a rare thing. Again, find the maker to see what they supply for example code or API.

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