Which MIME types are related to file extension ".xlw"?
The .xlw file extension is associated with 2 MIME types:
application/msexcel, application/vnd.ms-excel.
A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.
About .xlw Files
XLW files are Microsoft Excel Workspace files.
They save the layout of open Excel workbooks and the window arrangement.
They do not store cell data or formulas. Instead, they store pointers to documents and their positions.
They use MIME types application/msexcel and application/vnd.ms-excel, which are also common for Microsoft Excel files.
They help you reopen a set of spreadsheets in the same layout you had before.
You can open them using Microsoft Excel, and some legacy spreadsheet programs may support them.
According to FilExt.com, XLW files are designed mainly to streamline your workflow by saving the workspace configuration.
- Workspace Storage: Remembers which Excel files were open and how they were arranged.
- Quick Session Restore: Lets you return to your earlier work setup.
- Document Reference: Contains paths to your open Excel documents.
Relationship between file extension and MIME type
A file extension is a suffix at the end of a filename that indicates what type of file it is. File extensions help both users and operating systems identify what application should be used to open the file.
File extensions are typically separated from the filename by a period (dot) and consist of 2-4 characters, though they can be longer. For example, in the filename "document.pdf", ".pdf" is the file extension.
File extensions are closely related to MIME types, as they both serve to identify the format of a file. However, while MIME types are used primarily by web browsers and servers, file extensions are used by operating systems and applications.
Associated MIME types
application/msexcel, application/vnd.ms-excel
FAQs
What is an XLW file used for?
XLW files are Microsoft Excel Workspace files designed to save the layout and arrangement of multiple open workbooks. Instead of storing the actual spreadsheet data, they store pointers to the specific files and record their window positions, allowing you to resume a complex work session exactly where you left off.
How do I open an XLW file?
You can open an XLW file by double-clicking it if you have Microsoft Excel installed on your computer. Since these files identify with the standard Excel MIME type application/vnd.ms-excel, the operating system will launch Excel and attempt to open all the workbooks referenced within the workspace file.
Why won't my XLW file open the correct spreadsheets?
This usually happens because the original Excel files (.xls or .xlsx) referenced by the workspace have been moved, renamed, or deleted. Because the XLW file only contains file paths and not the actual data, breaking the link to the source documents prevents the workspace from loading them correctly.
Can I convert an XLW file to XLSX?
No, you cannot directly convert an XLW file to an XLSX file because the workspace file does not contain cell data or formulas. To transition to a modern format, you must open the workspace in Excel and then manually save each individual open workbook as a separate .xlsx file.
Is the XLW format still supported in modern versions of Excel?
Modern versions of Excel, such as Excel 2016 and Office 365, can still open legacy XLW files for backward compatibility. However, the feature to save new workspace files has been deprecated and removed from the standard user interface in recent versions.
What MIME type is associated with XLW files?
XLW files typically share the standard Microsoft Excel MIME types, such as application/msexcel or application/vnd.ms-excel. For specific details on how servers handle Excel-related content types, you can view the information for application/vnd.ms-excel.
General FAQ
What is a MIME type?
A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.
MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.
MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.
How do I find the MIME type for a file?
You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.
Why can one extension have multiple MIME types?
Different programs and historical usage may assign various MIME identifiers to the same file format. Listing them together helps maintain compatibility across tools.