This article was previously published under Q141451
Retired KB Content Disclaimer
This article was written about products for which Microsoft no longer offers support. Therefore, this article is offered "as is" and will no longer be updated.
The file name extensions for backup files that you save with the CreateBackup option in Microsoft Word 7.0, Microsoft Word 97, Microsoft Excel7.0, or Microsoft Excel 97 are different from the file name extensions forearlier versions of Word and Microsoft Excel.
The following table lists the file name extensions for backup files thatyou save in Word versions 6.0, 6.0a, 6.0c, 7.0, and Word 97; MicrosoftExcel versions 5.0, 5.0c, 7.0; and Microsoft Excel 97.
Program File name extension---------------------------------------------------------Word 6.0, 6.0a, and 6.0c .bakMicrosoft Excel 5.0, 5.0c .bakWord 7.0 and Word 97 .wbkMicrosoft Excel 7.0 andMicrosoft Excel 97 .xlk
In addition to using different file name extensions for backup files, Word7.0, Word 97, Microsoft Excel 7.0, and Microsoft Excel 97 also add "Backupof " to the beginning of the backup file name. For example, a backup copyof a file named "Weekly Report.xls" would be named "Backup of WeeklyReport.xlk" in Microsoft Excel 7.0.
If the backup option is enabled, the backup file will be created in thesame folder as the original file.
To use the backup option in Word 6.0, 6.0a, 6.0c, 7.0, and Word 97,follow these steps:
On the Tools menu, click Options.
Click the Save tab.
Select Always Create Backup Copy.
NOTE: When you use the Always Create Backup Copy option in Word, youautomatically create backup files for any and all files that yousubsequently save.
To use the backup option in Microsoft Excel 5.0, 5.0c, 7.0, and MicrosoftExcel 97, follow these steps:
In an open workbook, click Save As on the File menu.
Click to select the Always Create Backup check box.
NOTE: When you use the Always Create Backup option in Microsoft Excel,you automatically create a backup file for the file that is currently openwhen you save the file. You must select the option in each file that youwant to back up.