The language of the volume determines the character set Data ONTAP uses to display file names and data for that volume. In order to understand the implications of changing the volume language after th...The language of the volume determines the character set Data ONTAP uses to display file names and data for that volume. In order to understand the implications of changing the volume language after the data has been written, we need to to see how the data was created. If the language is changed to UTF-8 and those bytes happen to be valid UTF-8, an access to the file will translate the UTF-8 to Unicode and try to find a file with that Unicode name.