It is possible that there are errors on the floppy disk or the disk was formated using a format that is incompatible with the current operating system. If the disk is readable on another system, the best solution would be to copy the files onto a portable USB flash drive, then reformat the floppy disk using a filesystem that is readable on the desired computer.
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It is possible that there are errors on the floppy disk or the disk was formated using a format that is incompatible with the current operating system. If the disk is readable on another system, the best solution would be to copy the files onto a portable USB flash drive, then reformat the floppy disk using a filesystem that is readable on the desired computer.