If Microsoft Excel fails to recognize a file in the XLSX or XLS format, the data contained in the file could be corrupted. When you open a corrupted workbook in Excel, the program should ...

Regardless of which format your workbook follows, there's no denying that both of these file extensions are one of the most universally accepted file formats on popular platforms.

However, since an XLR file is a spreadsheet file similar to Microsoft Excel files, you can use Excel to open it, then you can resave it using the newer Excel file format, making the file more ...

Cloud Connect automatically syncs Word and Excel files with your Google Docs account, but when you open the files in their native formats on the iPad, you can view but not edit their content.