What will happen if SFT2885s' files are modified using external tool?

Using an external tool which is not licensed by Schneider Electric, to modify any file created by SFT2885 software can lead to serious malfunctions of the tool. SFT2885 users must avoid opening any kind of file which is modified by tools other than SFT2885.
Save these files (*.BFT) in a safe and protected environment and protect them in transit.