If your Excel files are opening in Notepad on Windows PC, here's how you can reset the settings to make .xls, .xlsx, etc files open in Excel.

Some MS Excel users reported Excel is not opening on double-click on their Windows computers, and some other users reported that Excel would open normally but the Excel file would not open. These ...

Excel may not display the XLS file if another option is selected, giving you the impression that it can't open it.

How to Open XLS Files on a Smartphone. XLS is the default file type for Microsoft Office Excel files. It is compatible with nearly all programs that read spreadsheet files. If you are looking to ...

Learn how to stop Microsoft Office files from opening in your browser. Adjust settings to open files in desktop apps for better workflow. This ...