Lists the file formats that are supported in Excel. The topic also includes a list of unsupported file formats and some suggested workarounds.

Lists file formats (file types) that are supported in Excel, their extensions, and how to save workbooks to a different format or the current XML-based format (.xlsx).

See a list of supported file formats and descriptions for Excel for Mac workbooks.

In Microsoft Excel, workbooks are saved as Excel Workbooks (.xlsx) by default. You can change the default file format to any other file format that is supported in Excel.

Recover a corrupted workbook manually when Excel can't start File Recovery mode automatically and learn about saving backup and recovery files to prevent losing your work.

How to restore an Excel file to an older version when the file can no longer be opened. There are scenarios in which files become corrupted and can't be opens in Excel anymore.

The .xlsx workbook format preserves all worksheet and chart data, formatting, and other features available in earlier Excel versions, and the Macro-Enabled Workbook format (.xlsm) preserves …

When you work in Compatibility Mode or want to save a workbook to the Excel 97-2003 (.xls) file format, the Compatibility Checker can help you identify issues that may cause a significant …

The Open XML format (.docx/.xlsx/.pptx) is the default format in all supported versions of Microsoft Office and, unless you have a specific reason to use a different format, it's the format …

Save the workbook in SYLK (Symbolic Link) format By saving the workbook in SYLK format, you may be able to filter out the corrupted elements. SYLK format is typically used to remove …