/Overwrite:{Yes | No | Append} Determines whether the file specified in /DestinationImage should be overwritten if an existing ...

[/Overwrite:{Yes | No | Append}] Determines whether the file specified
                                     in /DestinationImage should be
                                     overwritten if an existing file with
                                     that name exists. No means WDS will
                                     error if such a file is found.
                                     Append means the discover image should
                                     be appended to the existing WIM file.
                                     The default is No.


EXAMPLES:
---------
WDSUTIL /New-DiscoverImage /Image:"WinPE boot image" /Architecture:x86
/DestinationImage /FilePath:"C:	emp\WinPEDiscover.wim"

WDSUTIL /Verbose /Progress /New-DiscoverImage /Server:MyWDSServer
/Image:"WinPE boot image" /Architecture:x64 /Filename:boot.wim
/DestinationImage /FilePath:"\\Server\Share\WinPEDiscover.wim" /Name:"New
WinPE image" /Description:"WinPE image for WDS Client discovery" /Overwrite:No