Abstract: The invention relates to a facsimile device and a facsimile device monitoring system. The result of a transmission can be promptly informed to the user. When an error occurs, the file of the memory transmission can be simply erased, or the address and the transmission property of the memory transmission file can be changed. The facsimile device monitoring system is constructed with the monitoring software and featured in that, when there exists a file of a communication error, the alarm message is displayed on the displaying panel of the personal computer, the (memory transmission) file can be deleted from the personal computer, and the address and/or the transmission property of the (memory transmission) file can be changed.