indeed, you are correct that your module was crammed into a separate block. The previous questions have disappeared.
Can I define my own file formats? You need to download 'doc, docx'. The rest so as not to even offer to saving.
as with mp3, txt
the following options, as I understand it, need to be set.
the following options, as I understand it, need to be set. But the save button still appears in such formats as: .xls, .jpg, .png, .zip, .iso, pdf.
if you save the files, then all the allowed formats appear in the folder, but I would like to get rid of the button for unauthorized formats