Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2



The FilesNotToBackup subkey contains entries that specify the files that Backup omits.

Each of the entries in this subkey has the following format:

Entry name Data type Value



[drive][path]\filename [/s]

  • Drive specifies the drive and is optional. For example, c:

  • Path specifies the path and is optional. It cannot contain wildcard characters.

  • Filename specifies the file and is required. It can contain wildcard characters.

  • /s specifies that the file affects all subdirectories of the specified path. Environment variables can be substituted for all or part of the above.

Entry Default Value

Client Side Cache

%Systemroot%\csc\* /s



Internet Explorer

%UserProfile%\index.dat /s

Memory Page File


MS Distributed Transaction Coordinator 


Power Options


Single Instance Storage

\SIS Common Store\*.* /s

Temporary Files

%TEMP%\* /s

Change Method

To change the value of these entries, use Backup. From the Tools menu, click Options, then click the Exclude Files tab. Use the Add new, Edit, and Remove buttons to select those files not to be backed up.


  • Do not change the values of the entries in this subkey. Altering these values can prevent Backup from successfully backing up or restoring data.