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What is the .XLSB File Extension?

.XLSB File Extension Description:

The Excel spreadsheet saved through Office 2007 with a binary data format utilizes the XLSB file extension. The file extension XLSB, considered as a binary format of Excel, is considered as the second complete fidelity format geared for the Excel 2007 program; next to XML file formats of Office Open, i.e. XLSM, XLSX, XLTM, XLTX, and the XLAM. Files with the .xlsb file extension are still similar to the Open Office XML format with regard to the structure, which encompass an array of related parts in a container. However, each part of the files with the .xlsb file extension contains binary data instead of XML.

The primary function of the file extension XLSB is to provide an efficient container for Excel documents, in terms of opening and saving. Thus, usage of the XLSB file extension can often lead to improvements in the performance of workbooks that contain huge amounts of data, or those that require a great deal XML parsing during the opening process. Additionally, files with the .xlsb extension can contain macros, i.e. XLM and VBA. This means there is not one file with the .xlsb file extension that exists without macro.

In many aspects, the file extension XLSB has functionalities similar to that of the XML file format. Evidently, files with the .xlsb file extension have approximately the same file size as XML files, since both formats are saved to the user's disk via a zip compression procedure. The following is a list of the functionalities of the XLSB file extension, similar to XML files.

* Files with the .xlsb file extension use the same packaging structure and can have the same part-level structures.

* When loaded into the memory, the file extension XLSB has no effect on the speed of the application and/or calculation.

* Lastly, files with the .xlsb file extension also have the same converter support with XML files.

Author: Microsoft
Author URL:
Related Applications: Microsoft Excel
Common Path: N/A


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What Causes .XLSB files Errors to Occur?

.XLSB files errors are potential serious Windows file errors and are brought on by a faulty registry that needs to be rectified immediately to avoid additional failure in other software and/or hardware. Having these errors puts your system in danger for fatal crashes, blue screen errors as well as system device failure.

.XLSB files Errors - Common Symptoms:

Typical symptoms from .XLSB files errors include poor computer speed, extended software load times, problems opening files, excessive breaks in program routines, applications closes without showing an indication of error, input freezing and applications lock up.

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Scan for .XLSB File Extension Errors    |    Repair .XLSB File Errors    |    What is the .XLSB File Extension?