Specifies the path to the destination directory.
Specifies the file or files to be copied. You can use wildcard characters (**\*** or **?**), if you want. If the **File** parameter is not specified, **\*.\*** is used as the default value.
Specifies options to be used with the **robocopy** command.
Copies subdirectories. Note that this option excludes empty directories.
Copies subdirectories. Note that this option includes empty directories. For additional information, see [Remarks](https://technet.microsoft.com/en-us/library/cc733145%28v=ws.11%29.aspx?f=255&MSPPError=-2147217396#BKMK_remarks).
Copies only the top _N_ levels of the source directory tree.
Copies files in Restart mode.
Copies files in Backup mode.
Uses Restart mode. If access is denied, this option uses Backup mode.
Copies all encrypted files in EFS RAW mode.
Specifies the file properties to be copied. The following are the valid values for this option:
**T** Time stamps
**S** NTFS access control list (ACL)
**O** Owner information
**U** Auditing information
The default value for **CopyFlags** is **DAT** (data, attributes, and time stamps).
Copies directory time stamps.
Copies files with security (equivalent to **/copy:DAT**).
Copies all file information (equivalent to **/copy:DATSOU**).
Copies no file information (useful with **/purge**).
Fixes file security on all files, even skipped ones.
Fixes file times on all files, even skipped ones.
Deletes destination files and directories that no longer exist in the source. For additional information, see [Remarks](https://technet.microsoft.com/en-us/library/cc733145%28v=ws.11%29.aspx?f=255&MSPPError=-2147217396#BKMK_remarks).
Mirrors a directory tree (equivalent to **/e** plus **/purge**). For additional information, see [Remarks](https://technet.microsoft.com/en-us/library/cc733145%28v=ws.11%29.aspx?f=255&MSPPError=-2147217396#BKMK_remarks).
Moves files, and deletes them from the source after they are copied.
Moves files and directories, and deletes them from the source after they are copied.
Adds the specified attributes to copied files.
Removes the specified attributes from copied files.
Creates a directory tree and zero-length files only.
Creates destination files by using 8.3 character-length FAT file names only.
Turns off support for very long paths (longer than 256 characters).
Monitors the source, and runs again when more than _N_ changes are detected.
Monitors source, and runs again in _M_ minutes if changes are detected.
Creates multi-threaded copies with _N_ threads. _N_ must be an integer between 1 and 128. The default value for _N_ is 8.
The **/MT** parameter cannot be used with the **/IPG** and **/EFSRAW** parameters.
Redirect output using **/LOG** option for better performance.
The /MT parameter applies to Windows Server 2008 R2 and Windows 7.
Specifies run times when new copies may be started.
Checks run times on a per-file (not per-pass) basis.
Specifies the inter-packet gap to free bandwidth on slow lines.
Copies the symbolic link instead of the target.
When using the **/SECFIX** copy option, specify the type of security information you want to copy by also using one of these additional copy options:
File selection options
Copies only files for which the **Archive** attribute is set.
Copies only files for which the **Archive** attribute is set, and resets the **Archive** attribute.
Includes only files for which any of the specified attributes are set.
Excludes files for which any of the specified attributes are set.
/xf \[ ...\]
Excludes files that match the specified names or paths. Note that _FileName_ can include wildcard characters (**\*** and **?**).
/xd \[ ...\]
Excludes directories that match the specified names and paths.
Excludes changed files.
Excludes newer files.
Excludes older files.
Excludes extra files and directories.
Excludes "lonely" files and directories.
Includes the same files.
Includes "tweaked" files.
Specifies the maximum file size (to exclude files bigger than _N_ bytes).
Specifies the minimum file size (to exclude files smaller than _N_ bytes).
Specifies the maximum file age (to exclude files older than _N_ days or date).
Specifies the minimum file age (exclude files newer than _N_ days or date).
Specifies the maximum last access date (excludes files unused since _N_).
Specifies the minimum last access date (excludes files used since _N_) If _N_ is less than 1900, _N_ specifies the number of days. Otherwise, _N_ specifies a date in the format YYYYMMDD.
Excludes junction points, which are normally included by default.
Assumes FAT file times (two-second precision).
Compensates for one-hour DST time differences.
Excludes junction points for directories.
Excludes junction points for files.
Specifies the number of retries on failed copies. The default value of _N_ is 1,000,000 (one million retries).
Specifies the wait time between retries, in seconds. The default value of _N_ is 30 (wait time 30 seconds).
Saves the values specified in the **/r** and **/w** options as default settings in the registry.
Specifies that the system will wait for share names to be defined (retry error 67).
Specifies that files are to be listed only (and not copied, deleted, or time stamped).
Reports all extra files, not just those that are selected.
Produces verbose output, and shows all skipped files.
Includes source file time stamps in the output.
Includes the full path names of the files in the output.
Prints sizes, as bytes.
Specifies that file sizes are not to be logged.
Specifies that file classes are not to be logged.
Specifies that file names are not to be logged.
Specifies that directory names are not to be logged.
Specifies that the progress of the copying operation (the number of files or directories copied so far) will not be displayed.
Shows the estimated time of arrival (ETA) of the copied files.
Writes the status output to the log file (overwrites the existing log file).
Writes the status output to the log file (appends the output to the existing log file).
Displays the status output as Unicode text.
Writes the status output to the log file as Unicode text (overwrites the existing log file).
Writes the status output to the log file as Unicode text (appends the output to the existing log file).
Writes the status output to the console window, as well as to the log file.
Specifies that there is no job header.
Specifies that there is no job summary.
Specifies that parameters are to be derived from the named job file.
Specifies that parameters are to be saved to the named job file.
Quits after processing command line (to view parameters).
Indicates that no source directory is specified.
Indicates that no destination directory is specified.
Includes the specified files.
- The **/mir** option is equivalent to the **/e** plus **/purge** options with one small difference in behavior:
- With the **/e** plus **/purge** options, if the destination directory exists, the destination directory security settings are not overwritten.
- With the **/mir** option, if the destination directory exists, the destination directory security settings are overwritten.