Do not store the .key file in your Downloads folder. Save it to a secure company network drive. Label it clearly: FANUC_Transfer_Tool_SN_[CNC_Model]_[Date].key .
To properly set up and activate the tool, you must register the serial number provided at the time of purchase: Access the Setting Dialog : Open the Program Transfer Tool from your PC's Start Menu and navigate to the Setting Dialog Register the Serial No. : Within the settings, there is a dedicated field to Register the Serial No. along with other machine-specific configurations. Activation fanuc program transfer tool serial number exclusive