XLB File Documentation

Overview

Feature Value
File Extension .xlb
File Type Excel Toolbars File
Primary Association Microsoft Excel
MIME Type application/vnd.ms-excel
Description Stores customization information for toolbars in Microsoft Excel
Used By Old versions of Microsoft Excel (up to Excel 2003)
File Format Category Binary
Editable No, not directly editable
Encryption Possible, through Excel's features
Lossless Yes
Open Standard No
File Creation Automatically by the software or manually by the user for backups or customization
Recovery Possible through third-party tools if corrupted
Compatibility Works with older versions of Microsoft Excel
Backup Importance High, to preserve customizations
File Update Method Updated when the user changes toolbar settings within Excel
Storage Location Typically in the Excel application data folder
Path Example C:Users[UserName]AppDataRoamingMicrosoftExcelExcel.xlb
Transferability Can be transferred between similar versions of Excel
Relevance Today Primarily of historical interest; not used in latest versions of Excel
Alternatives in Latest Excel Versions CustomUI Editor for customizing the Ribbon UI