RoboCopy Swiches and Options

Copy Options Option Description

/S	copy Subdirectories, but not empty ones.

/E			copy subdirectories, including Empty ones.

/LEV:n			only copy the top n LEVels of the source directory tree.

/Z			copy files in restartable mode.

/B			copy files in Backup mode.

/ZB			use restartable mode; if access denied use Backup mode.

/J			copy using unbuffered I/O (recommended for large files).

/COPY:copyflag[s]	what to COPY for files (default is /COPY:DAT).

(copyflags : D=Data, A=Attributes, T=Timestamps, X=Skip alt data streams).

(S=Security=NTFS ACLs, O=Owner info, U=aUditing info).

/SEC			copy files with SECurity (equivalent to /COPY:DATS).

/COPYALL		COPY ALL file info (equivalent to /COPY:DATSOU).

/NOCOPY		COPY NO file info (useful with /PURGE).

/SECFIX		FIX file SECurity on all files, even skipped files.

/TIMFIX		FIX file TIMes on all files, even skipped files.

/PURGE		delete dest files/dirs that no longer exist in source.

/MIR			MIRror a directory tree (equivalent to /E plus /PURGE).

/MOV			MOVe files (delete from source after copying).

/MOVE			MOVE files AND dirs (delete from source after copying).

/A+:[RASHCNET]	add the given Attributes to copied files.

/A-:[RASHCNET]	remove the given Attributes from copied files.

/CREATE		CREATE directory tree and zero-length files only.

/MON:n		MONitor source; run again when more than n changes seen.

/MOT:m		MOnitor source; run again in m minutes Time, if changed.

/RH:hhmm-hhmm	Run Hours – times when new copies may be started.

/MT[:n]  		Do multi-threaded copies with n threads (default 8). n must be at least 1 and not greater than 128.

This option is incompatible with the /IPG and /EFSRAW options.

/DCOPY:copyflag[s]	what to COPY for directories (default is /DCOPY:DA).

(copyflags : D=Data, A=Attributes, T=Timestamps, E=EAs, X=Skip alt data streams).

/NODCOPY		COPY NO directory info (by default /DCOPY:DA is done).

/NOOFFLOAD		copy files without using the Windows Copy Offload mechanism.

/COMPRESS		Request network compression during file transfer, if applicable.

/A			copy only files with the Archive attribute set.

/M			copy only files with the Archive attribute and reset it.

/IA:[RASHCNETO]	Include only files with any of the given Attributes set.

    R – Read-only

    A – Archive

    S – System

    H – Hidden

    C – Compressed

    N – Not content indexed

    E – Encrypted

    T – Temporary

/XA:[RASHCNETO]	eXclude files with any of the given Attributes set.

/XF file [file]…	 	eXclude Files matching given names/paths/wildcards.

/XD dirs [dirs]…	eXclude Directories matching given names/paths.

/XC			eXclude Changed files.

/XN			eXclude Newer files.

/XO			eXclude Older files.

/XX			eXclude eXtra files and directories.

/XL			eXclude Lonely files and directories.

/MAX:n		MAXimum file size – exclude files bigger than n bytes.

/MIN:n			MINimum file size – exclude files smaller than n bytes.

/MAXAGE:n		MAXimum file AGE – exclude files older than n days/date.

/MINAGE:n		MINimum file AGE – exclude files newer than n days/date.

/MAXLAD:n		MAXimum Last Access Date – exclude files unused since n.

/MINLAD:n		MINimum Last Access Date – exclude files used since n.

(If n < 1900 then n = n days, else n = YYYYMMDD date).

/DST			compensate for one-hour DST time differences.

/XJ			eXclude symbolic links (for both files and directories) and Junction points.

/XJD			eXclude symbolic links for Directories and Junction points.

/XJF			eXclude symbolic links for Files.

/IM			Include Modified files (differing change times).

/R:n			number of Retries on failed copies: default 1 million.

/W:n			Wait time between retries: default is 30 seconds.

/REG			Save /R:n and /W:n in the Registry as default settings.

/TBD			Wait for share names To Be Defined (retry error 67).

/LFSM			Operate in low free space mode, enabling copy pause and resume 

/LFSM:n[KMG]	/LFSM, specifying the floor size in n [K:kilo,M:mega,G:giga] bytes.

/RH:hhmm-hhmm	Specify the time between the job can run

/ZB			Copy files in restartable mode; restart the copy action in backup mode if access is denied. This will override files and folder permissions that might block access.

/MT:n			Multi-Threaded will speed up the file transfer, n = default 8

/IPG:n			Limit bandwidth usage by telling Robocopy to wait n milliseconds

/R:n			Specify the number of retries

/W:n			Specifies how long to wait between the retry

/LOG:<path>		Specify the log file to save the information to

/LOG+:  		Append the result to an existing log file

/ts			Include the source file time stamp in the log output

/tee			Output to log and console

/fp			Include the full path of the files in the log

/v			Verbose, output also skipped files