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