Select the .dat file you want to open in Excel. Finally, in the Text Import Wizard that opens up, select Fixed width, and then set the Field width and Data format when asked.

While it is technically possible to open an Excel file in Notepad, this is not a good idea. Excel files are binary files that contain complex formatting and data structures. When you open an Excel ...

How to Open an XLS File in Excel. XLS files are Excel workbook files created in Excel 97 or Excel 2003. The 2007, 2010 and 2013 versions of the program use the XLSX format by default to save ...

There are times when you find a bunch of dat files and want to know what is contained within. Here we'll show you how to open dat files in Windows 10.