Microsoft KB Archive/69308

Extension of Excel Backup Files Is .BAK PSS ID Number: Q69308 Article last modified on 02-26-1993 PSS database name: W_eXceL

3.00

WINDOWS

Summary:

Page 429 of the “Microsoft Excel User’s Guide” states:

…if you have two files – TEST.XLS and TEST.XLC – the backups for both are saved in the file TEST.BKP…

Excel only creates backup files with an extension of .BAK. The extension .BKP is not used by Excel.

Reference(s):

“Microsoft Excel User’s Guide.” Version 3.00, page 429.

Copyright Microsoft Corporation 1993.