When a record set contains files of different formats, you'll need to update the file formats where needed.
So, you'll first need to know which titles are in which formats. Once you've determined this, you can update the titles in bulk by file format.
Convert File Formats in Bulk(under S3 Record sets)
Record Setdrop-down field
Apply. You should now see all the records in that set
S3 Pathsearch field. For example, if you want to update PDF, DAISY 2.02 or DAISY 3 files, you can search for the keywords
Modify File Entity Valuesoperation
File Formatthat you want to change the files to.