How to convert .dat files to .csv? Right-click on the DAT file > Open with > Notepad. Next, save the Notepad TXT file as a CSV file, using the Save as option and giving it a .csv extension. Now ...

If the file contains multimedia data, you can try opening it with a media player such as VLC. If the file contains program data, you may need to use a specialized application or text editor to open it ...

Learn how to import or export data from a Text file to convert a Text (.txt or .csv) file into an Excel (.xlsx) spreadsheet easily using this procedure.