If the DAT file you're trying to open is text, you can convert the file into text in the Microsoft Excel program by first saving it as a CSV file.

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.

With OnlyOffice, you no longer have to switch apps to extract text from a PDF file or image. Thankfully, you can leverage its ...

Use Google Drive OCR to convert images to text. You can convert your scanned images to text using Google Drive Optical Character Recognition for free.

Converting texts between formats is a bit of a pain to do on a file-by-file basis, but thankfully, MacIssues shows how to convert text files in bulk using a simple terminal command. The tool you ...

To convert PDFs into Word files and on Mac, you should edit them with Google Docs or other third-party applications.

Just remember that Excel files are not meant to be edited in text editors directly if you want to preserve the data's integrity and formatting. For extensive Excel file manipulation or data analysis, ...