WINDOWS Command Index
Windows Version | : | Microsoft Windows [Version 10.0.22000.493] |
ASSOC | Displays or modifies file extension associations. |
ATTRIB | Displays or changes file attributes. |
BREAK | Sets or clears extended CTRL+C checking. |
BCDEDIT | Sets properties in boot database to control boot loading. |
CACLS | Displays or modifies access control lists (ACLs) of files. |
CALL | Calls one batch program from another. |
CD | Displays the name of or changes the current directory. |
CHCP | Displays or sets the active code page number. |
CHDIR | Displays the name of or changes the current directory. |
CHKDSK | Checks a disk and displays a status report. |
CHKNTFS | Displays or modifies the checking of disk at boot time. |
CLS | Clears the screen. |
CMD | Starts a new instance of the Windows command interpreter. |
COLOR | Sets the default console foreground and background colors. |
COMP | Compares the contents of two files or sets of files. |
COMPACT | Displays or alters the compression of files on NTFS partitions. |
CONVERT | Converts FAT volumes to NTFS. You cannot convert the |
COPY | Copies one or more files to another location. |
DATE | Displays or sets the date. |
DEL | Deletes one or more files. |
DIR | Displays a list of files and subdirectories in a directory. |
DISKPART | Displays or configures Disk Partition properties. |
DOSKEY | Edits command lines, recalls Windows commands, and |
DRIVERQUERY | Displays current device driver status and properties. |
ECHO | Displays messages, or turns command echoing on or off. |
ENDLOCAL | Ends localization of environment changes in a batch file. |
ERASE | Deletes one or more files. |
EXIT | Quits the CMD.EXE program (command interpreter). |
FC | Compares two files or sets of files, and displays the |
FIND | Searches for a text string in a file or files. |
FINDSTR | Searches for strings in files. |
FOR | Runs a specified command for each file in a set of files. |
FORMAT | Formats a disk for use with Windows. |
FSUTIL | Displays or configures the file system properties. |
FTYPE | Displays or modifies file types used in file extension |
GOTO | Directs the Windows command interpreter to a labeled line in |
GPRESULT | Displays Group Policy information for machine or user. |
GRAFTABL | Enables Windows to display an extended character set in |
HELP | Provides Help information for Windows commands. |
ICACLS | Display, modify, backup, or restore ACLs for files and |
IF | Performs conditional processing in batch programs. |
LABEL | Creates, changes, or deletes the volume label of a disk. |
MD | Creates a directory. |
MKDIR | Creates a directory. |
MKLINK | Creates Symbolic Links and Hard Links |
MODE | Configures a system device. |
MORE | Displays output one screen at a time. |
MOVE | Moves one or more files from one directory to another |
OPENFILES | Displays files opened by remote users for a file share. |
PATH | Displays or sets a search path for executable files. |
PAUSE | Suspends processing of a batch file and displays a message. |
POPD | Restores the previous value of the current directory saved by |
PRINT | Prints a text file. |
PROMPT | Changes the Windows command prompt. |
PUSHD | Saves the current directory then changes it. |
RD | Removes a directory. |
RECOVER | Recovers readable information from a bad or defective disk. |
REM | Records comments (remarks) in batch files or CONFIG.SYS. |
REN | Renames a file or files. |
RENAME | Renames a file or files. |
REPLACE | Replaces files. |
RMDIR | Removes a directory. |
ROBOCOPY | Advanced utility to copy files and directory trees |
SET | Displays, sets, or removes Windows environment variables. |
SETLOCAL | Begins localization of environment changes in a batch file. |
SHIFT | Shifts the position of replaceable parameters in batch files. |
SHUTDOWN | Allows proper local or remote shutdown of machine. |
SORT | Sorts input. |
START | Starts a separate window to run a specified program or command. |
SUBST | Associates a path with a drive letter. |
SYSTEMINFO | Displays machine specific properties and configuration. |
TASKLIST | Displays all currently running tasks including services. |
TASKKILL | Kill or stop a running process or application. |
TIME | Displays or sets the system time. |
TITLE | Sets the window title for a CMD.EXE session. |
TREE | Graphically displays the directory structure of a drive or |
TYPE | Displays the contents of a text file. |
VER | Displays the Windows version. |
VERIFY | Tells Windows whether to verify that your files are written |
VOL | Displays a disk volume label and serial number. |
XCOPY | Copies files and directory trees. |
WMIC | Displays WMI information inside interactive command shell. |
Displays or modifies file extension associations
ASSOC [.ext[=[fileType]]]
.ext Specifies the file extension to associate the file type with
fileType Specifies the file type to associate with the file extension
Type ASSOC without parameters to display the current file associations.
If ASSOC is invoked with just a file extension, it displays the current
file association for that file extension. Specify nothing for the file
type and the command will delete the association for the file extension.
Displays or changes file attributes.
ATTRIB [+R | -R] [+A | -A] [+S | -S] [+H | -H] [+O | -O] [+I | -I] [+X | -X] [+P | -P] [+U | -U]
[drive:][path][filename] [/S [/D]] [/L]
+ Sets an attribute.
- Clears an attribute.
R Read-only file attribute.
A Archive file attribute.
S System file attribute.
H Hidden file attribute.
O Offline attribute.
I Not content indexed file attribute.
X No scrub file attribute.
V Integrity attribute.
P Pinned attribute.
U Unpinned attribute.
B SMR Blob attribute.
[drive:][path][filename]
Specifies a file or files for attrib to process.
/S Processes matching files in the current folder
and all subfolders.
/D Processes folders as well.
/L Work on the attributes of the Symbolic Link versus
the target of the Symbolic Link
Sets or Clears Extended CTRL+C checking on DOS system
This is present for Compatibility with DOS systems. It has no effect
under Windows.
If Command Extensions are enabled, and running on the Windows
platform, then the BREAK command will enter a hard coded breakpoint
if being debugged by a debugger.
BCDEDIT - Boot Configuration Data Store Editor
The Bcdedit.exe command-line tool modifies the boot configuration data store.
The boot configuration data store contains boot configuration parameters and
controls how the operating system is booted. These parameters were previously
in the Boot.ini file (in BIOS-based operating systems) or in the nonvolatile
RAM entries (in Extensible Firmware Interface-based operating systems). You can
use Bcdedit.exe to add, delete, edit, and append entries in the boot
configuration data store.
For detailed command and option information, type bcdedit.exe /? . For
example, to display detailed information about the /createstore command, type:
bcdedit.exe /? /createstore
For an alphabetical list of topics in this help file, run "bcdedit /? TOPICS".
Commands that operate on a store
================================
/store Used to specify a BCD store other than the current system default.
/createstore Creates a new and empty boot configuration data store.
/export Exports the contents of the system store to a file. This file
can be used later to restore the state of the system store.
/import Restores the state of the system store using a backup file
created with the /export command.
/sysstore Sets the system store device (only affects EFI systems, does
not persist across reboots, and is only used in cases where
the system store device is ambiguous).
Commands that operate on entries in a store
===========================================
/copy Makes copies of entries in the store.
/create Creates new entries in the store.
/delete Deletes entries from the store.
/mirror Creates mirror of entries in the store.
Run bcdedit /? ID for information about identifiers used by these commands.
Commands that operate on entry options
======================================
/deletevalue Deletes entry options from the store.
/set Sets entry option values in the store.
Run bcdedit /? TYPES for a list of datatypes used by these commands.
Run bcdedit /? FORMATS for a list of valid data formats.
Commands that control output
============================
/enum Lists entries in the store.
/v Command-line option that displays entry identifiers in full,
rather than using names for well-known identifiers.
Use /v by itself as a command to display entry identifiers
in full for the ACTIVE type.
Running "bcdedit" by itself is equivalent to running "bcdedit /enum ACTIVE".
Commands that control the boot manager
======================================
/bootsequence Sets the one-time boot sequence for the boot manager.
/default Sets the default entry that the boot manager will use.
/displayorder Sets the order in which the boot manager displays the
multiboot menu.
/timeout Sets the boot manager time-out value.
/toolsdisplayorder Sets the order in which the boot manager displays
the tools menu.
Commands that control Emergency Management Services for a boot application
==========================================================================
/bootems Enables or disables Emergency Management Services
for a boot application.
/ems Enables or disables Emergency Management Services for an
operating system entry.
/emssettings Sets the global Emergency Management Services parameters.
Command that control debugging
==============================
/bootdebug Enables or disables boot debugging for a boot application.
/dbgsettings Sets the global debugger parameters.
/debug Enables or disables kernel debugging for an operating system
entry.
/hypervisorsettings Sets the hypervisor parameters.
Command that control remote event logging
=========================================
/eventsettings Sets the global remote event logging parameters.
/event Enables or disables remote event logging for an operating
system entry.
Displays or modifies access control lists (ACLs) of files
CACLS filename [/T] [/E] [/C] [/G user:perm] [/R user [...]]
[/P user:perm [...]] [/D user [...]]
filename Displays ACLs.
/T Changes ACLs of specified files in
the current directory and all subdirectories.
/E Edit ACL instead of replacing it.
/C Continue on access denied errors.
/G user:perm Grant specified user access rights.
Perm can be: R Read
W Write
C Change (write)
F Full control
/R user Revoke specified user's access rights (only valid with /E).
/P user:perm Replace specified user's access rights.
Perm can be: N None
R Read
W Write
C Change (write)
F Full control
/D user Deny specified user access.
Wildcards can be used to specify more that one file in a command.
You can specify more than one user in a command.
Calls one batch program from another.
CALL [drive:][path]filename [batch-parameters]
batch-parameters Specifies any command-line information required by the
batch program.
If Command Extensions are enabled CALL changes as follows:
CALL command now accepts labels as the target of the CALL. The syntax
is:
CALL :label arguments
A new batch file context is created with the specified arguments and
control is passed to the statement after the label specified. You must
"exit" twice by reaching the end of the batch script file twice. The
first time you read the end, control will return to just after the CALL
statement. The second time will exit the batch script. Type GOTO /?
for a description of the GOTO :EOF extension that will allow you to
"return" from a batch script.
In addition, expansion of batch script argument references (%0, %1,
etc.) have been changed as follows:
%* in a batch script refers to all the arguments (e.g. %1 %2 %3
%4 %5 ...)
Substitution of batch parameters (%n) has been enhanced. You can
now use the following optional syntax:
%~1 - expands %1 removing any surrounding quotes (")
%~f1 - expands %1 to a fully qualified path name
%~d1 - expands %1 to a drive letter only
%~p1 - expands %1 to a path only
%~n1 - expands %1 to a file name only
%~x1 - expands %1 to a file extension only
%~s1 - expanded path contains short names only
%~a1 - expands %1 to file attributes
%~t1 - expands %1 to date/time of file
%~z1 - expands %1 to size of file
%~$PATH:1 - searches the directories listed in the PATH
environment variable and expands %1 to the fully
qualified name of the first one found. If the
environment variable name is not defined or the
file is not found by the search, then this
modifier expands to the empty string
The modifiers can be combined to get compound results:
%~dp1 - expands %1 to a drive letter and path only
%~nx1 - expands %1 to a file name and extension only
%~dp$PATH:1 - searches the directories listed in the PATH
environment variable for %1 and expands to the
drive letter and path of the first one found.
%~ftza1 - expands %1 to a DIR like output line
In the above examples %1 and PATH can be replaced by other
valid values. The %~ syntax is terminated by a valid argument
number. The %~ modifiers may not be used with %*
Displays the name of or changes the current directory.
CHDIR [/D] [drive:][path]
CHDIR [..]
CD [/D] [drive:][path]
CD [..]
.. Specifies that you want to change to the parent directory.
Type CD drive: to display the current directory in the specified drive.
Type CD without parameters to display the current drive and directory.
Use the /D switch to change current drive in addition to changing current
directory for a drive.
If Command Extensions are enabled CHDIR changes as follows:
The current directory string is converted to use the same case as
the on disk names. So CD C:\TEMP would actually set the current
directory to C:\Temp if that is the case on disk.
CHDIR command does not treat spaces as delimiters, so it is possible to
CD into a subdirectory name that contains a space without surrounding
the name with quotes. For example:
cd \winnt\profiles\username\programs\start menu
is the same as:
cd "\winnt\profiles\username\programs\start menu"
which is what you would have to type if extensions were disabled.
Displays or sets the active code page number.
CHCP [nnn]
nnn Specifies a code page number.
Type CHCP without a parameter to display the active code page number.
Displays the name of or changes the current directory.
CHDIR [/D] [drive:][path]
CHDIR [..]
CD [/D] [drive:][path]
CD [..]
.. Specifies that you want to change to the parent directory.
Type CD drive: to display the current directory in the specified drive.
Type CD without parameters to display the current drive and directory.
Use the /D switch to change current drive in addition to changing current
directory for a drive.
If Command Extensions are enabled CHDIR changes as follows:
The current directory string is converted to use the same case as
the on disk names. So CD C:\TEMP would actually set the current
directory to C:\Temp if that is the case on disk.
CHDIR command does not treat spaces as delimiters, so it is possible to
CD into a subdirectory name that contains a space without surrounding
the name with quotes. For example:
cd \winnt\profiles\username\programs\start menu
is the same as:
cd "\winnt\profiles\username\programs\start menu"
which is what you would have to type if extensions were disabled.
Checks a disk and displays a status report.
CHKDSK [volume[[path]filename]]] [/F] [/V] [/R] [/X] [/I] [/C] [/L[:size]] [/B] [/scan] [/spotfix]
volume Specifies the drive letter (followed by a colon),
mount point, or volume name.
filename FAT/FAT32 only: Specifies the files to check for
fragmentation.
/F Fixes errors on the disk.
/V On FAT/FAT32: Displays the full path and name of every
file on the disk.
On NTFS: Displays cleanup messages if any.
/R Locates bad sectors and recovers readable information
(implies /F, when /scan not specified).
/L:size NTFS only: Changes the log file size to the specified
number of kilobytes. If size is not specified, displays
current size.
/X Forces the volume to dismount first if necessary.
All opened handles to the volume would then be invalid
(implies /F).
/I NTFS only: Performs a less vigorous check of index
entries.
/C NTFS only: Skips checking of cycles within the folder
structure.
/B NTFS only: Re-evaluates bad clusters on the volume
(implies /R)
/scan NTFS only: Runs an online scan on the volume
/forceofflinefix NTFS only: (Must be used with "/scan")
Bypass all online repair; all defects found
are queued for offline repair (i.e. "chkdsk /spotfix").
/perf NTFS only: (Must be used with "/scan")
Uses more system resources to complete a scan as fast as
possible. This may have a negative performance impact on
other tasks running on the system.
/spotfix NTFS only: Runs spot fixing on the volume
/sdcleanup NTFS only: Garbage collect unneeded security descriptor
data (implies /F).
/offlinescanandfix Runs an offline scan and fix on the volume.
/freeorphanedchains FAT/FAT32/exFAT only: Frees any orphaned cluster chains
instead of recovering their contents.
/markclean FAT/FAT32/exFAT only: Marks the volume clean if no
corruption was detected, even if /F was not specified.
The /I or /C switch reduces the amount of time required to run Chkdsk by
skipping certain checks of the volume.
Displays or modifies the checking of disk at boot time.
CHKNTFS volume [...]
CHKNTFS /D
CHKNTFS /T[:time]
CHKNTFS /X volume [...]
CHKNTFS /C volume [...]
volume Specifies the drive letter (followed by a colon),
mount point, or volume name.
/D Restores the machine to the default behavior; all drives are
checked at boot time and chkdsk is run on those that are
dirty.
/T:time Changes the AUTOCHK initiation countdown time to the
specified amount of time in seconds. If time is not
specified, displays the current setting.
/X Excludes a drive from the default boot-time check. Excluded
drives are not accumulated between command invocations.
/C Schedules a drive to be checked at boot time; chkdsk will run
if the drive is dirty.
If no switches are specified, CHKNTFS will display if the specified drive is
dirty or scheduled to be checked on next reboot.
Starts a new instance of the Windows command interpreter
CMD [/A | /U] [/Q] [/D] [/E:ON | /E:OFF] [/F:ON | /F:OFF] [/V:ON | /V:OFF]
[[/S] [/C | /K] string]
/C Carries out the command specified by string and then terminates
/K Carries out the command specified by string but remains
/S Modifies the treatment of string after /C or /K (see below)
/Q Turns echo off
/D Disable execution of AutoRun commands from registry (see below)
/A Causes the output of internal commands to a pipe or file to be ANSI
/U Causes the output of internal commands to a pipe or file to be
Unicode
/T:fg Sets the foreground/background colors (see COLOR /? for more info)
/E:ON Enable command extensions (see below)
/E:OFF Disable command extensions (see below)
/F:ON Enable file and directory name completion characters (see below)
/F:OFF Disable file and directory name completion characters (see below)
/V:ON Enable delayed environment variable expansion using ! as the
delimiter. For example, /V:ON would allow !var! to expand the
variable var at execution time. The var syntax expands variables
at input time, which is quite a different thing when inside of a FOR
loop.
/V:OFF Disable delayed environment expansion.
Note that multiple commands separated by the command separator '&&'
are accepted for string if surrounded by quotes. Also, for compatibility
reasons, /X is the same as /E:ON, /Y is the same as /E:OFF and /R is the
same as /C. Any other switches are ignored.
If /C or /K is specified, then the remainder of the command line after
the switch is processed as a command line, where the following logic is
used to process quote (") characters:
1. If all of the following conditions are met, then quote characters
on the command line are preserved:
- no /S switch
- exactly two quote characters
- no special characters between the two quote characters,
where special is one of: &<>()@^|
- there are one or more whitespace characters between the
two quote characters
- the string between the two quote characters is the name
of an executable file.
2. Otherwise, old behavior is to see if the first character is
a quote character and if so, strip the leading character and
remove the last quote character on the command line, preserving
any text after the last quote character.
If /D was NOT specified on the command line, then when CMD.EXE starts, it
looks for the following REG_SZ/REG_EXPAND_SZ registry variables, and if
either or both are present, they are executed first.
HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\AutoRun
and/or
HKEY_CURRENT_USER\Software\Microsoft\Command Processor\AutoRun
Command Extensions are enabled by default. You may also disable
extensions for a particular invocation by using the /E:OFF switch. You
can enable or disable extensions for all invocations of CMD.EXE on a
machine and/or user logon session by setting either or both of the
following REG_DWORD values in the registry using REGEDIT.EXE:
HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\EnableExtensions
and/or
HKEY_CURRENT_USER\Software\Microsoft\Command Processor\EnableExtensions
to either 0x1 or 0x0. The user specific setting takes precedence over
the machine setting. The command line switches take precedence over the
registry settings.
In a batch file, the SETLOCAL ENABLEEXTENSIONS or DISABLEEXTENSIONS arguments
takes precedence over the /E:ON or /E:OFF switch. See SETLOCAL /? for details.
The command extensions involve changes and/or additions to the following
commands:
DEL or ERASE
COLOR
CD or CHDIR
MD or MKDIR
PROMPT
PUSHD
POPD
SET
SETLOCAL
ENDLOCAL
IF
FOR
CALL
SHIFT
GOTO
START (also includes changes to external command invocation)
ASSOC
FTYPE
To get specific details, type commandname /? to view the specifics.
Delayed environment variable expansion is NOT enabled by default. You
can enable or disable delayed environment variable expansion for a
particular invocation of CMD.EXE with the /V:ON or /V:OFF switch. You
can enable or disable delayed expansion for all invocations of CMD.EXE on a
machine and/or user logon session by setting either or both of the
following REG_DWORD values in the registry using REGEDIT.EXE:
HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\DelayedExpansion
and/or
HKEY_CURRENT_USER\Software\Microsoft\Command Processor\DelayedExpansion
to either 0x1 or 0x0. The user specific setting takes precedence over
the machine setting. The command line switches take precedence over the
registry settings.
In a batch file the SETLOCAL ENABLEDELAYEDEXPANSION or DISABLEDELAYEDEXPANSION
arguments takes precedence over the /V:ON or /V:OFF switch. See SETLOCAL /?
for details.
If delayed environment variable expansion is enabled, then the exclamation
character can be used to substitute the value of an environment variable
at execution time.
You can enable or disable file name completion for a particular
invocation of CMD.EXE with the /F:ON or /F:OFF switch. You can enable
or disable completion for all invocations of CMD.EXE on a machine and/or
user logon session by setting either or both of the following REG_DWORD
values in the registry using REGEDIT.EXE:
HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\CompletionChar
HKEY_LOCAL_MACHINE\Software\Microsoft\Command Processor\PathCompletionChar
and/or
HKEY_CURRENT_USER\Software\Microsoft\Command Processor\CompletionChar
HKEY_CURRENT_USER\Software\Microsoft\Command Processor\PathCompletionChar
with the hex value of a control character to use for a particular
function (e.g. 0x4 is Ctrl-D and 0x6 is Ctrl-F). The user specific
settings take precedence over the machine settings. The command line
switches take precedence over the registry settings.
If completion is enabled with the /F:ON switch, the two control
characters used are Ctrl-D for directory name completion and Ctrl-F for
file name completion. To disable a particular completion character in
the registry, use the value for space (0x20) as it is not a valid
control character.
Completion is invoked when you type either of the two control
characters. The completion function takes the path string to the left
of the cursor appends a wild card character to it if none is already
present and builds up a list of paths that match. It then displays the
first matching path. If no paths match, it just beeps and leaves the
display alone. Thereafter, repeated pressing of the same control
character will cycle through the list of matching paths. Pressing the
Shift key with the control character will move through the list
backwards. If you edit the line in any way and press the control
character again, the saved list of matching paths is discarded and a new
one generated. The same occurs if you switch between file and directory
name completion. The only difference between the two control characters
is the file completion character matches both file and directory names,
while the directory completion character only matches directory names.
If file completion is used on any of the built in directory commands
(CD, MD or RD) then directory completion is assumed.
The completion code deals correctly with file names that contain spaces
or other special characters by placing quotes around the matching path.
Also, if you back up, then invoke completion from within a line, the
text to the right of the cursor at the point completion was invoked is
discarded.
The special characters that require quotes are:
&()[]{}^=;!'+,`~
Sets the default console foreground and background colors.
COLOR [attr]
attr Specifies color attribute of console output
Color attributes are specified by TWO hex digits -- the first
corresponds to the background; the second the foreground. Each digit
can be any of the following values:
0 = Black 8 = Gray
1 = Blue 9 = Light Blue
2 = Green A = Light Green
3 = Aqua B = Light Aqua
4 = Red C = Light Red
5 = Purple D = Light Purple
6 = Yellow E = Light Yellow
7 = White F = Bright White
If no argument is given, this command restores the color to what it was
when CMD.EXE started. This value either comes from the current console
window, the /T command line switch or from the DefaultColor registry
value.
The COLOR command sets ERRORLEVEL to 1 if an attempt is made to execute
the COLOR command with a foreground and background color that are the
same.
Example: "COLOR fc" produces light red on bright white
Compares the contents of two files or sets of files.
COMP [data1] [data2] [/D] [/A] [/L] [/N=number] [/C] [/OFF[LINE]] [/M]
data1 Specifies location and name(s) of first file(s) to compare.
data2 Specifies location and name(s) of second files to compare.
/D Displays differences in decimal format.
/A Displays differences in ASCII characters.
/L Displays line numbers for differences.
/N=number Compares only the first specified number of lines in each file.
/C Disregards case of ASCII letters when comparing files.
/OFF[LINE] Do not skip files with offline attribute set.
/M Do not prompt for compare more files.
To compare sets of files, use wildcards in data1 and data2 parameters.
Displays or alters the compression of files on NTFS partitions.
COMPACT [/C | /U] [/S[:dir]] [/A] [/I] [/F] [/Q] [/EXE[:algorithm]]
[/CompactOs[:option] [/WinDir:dir]] [filename [...]]
/C Compresses the specified files. Directories will be marked
so that files added afterward will be compressed unless /EXE
is specified.
/U Uncompresses the specified files. Directories will be marked
so that files added afterward will not be compressed. If
/EXE is specified, only files compressed as executables will
be uncompressed; if this is omitted, only NTFS compressed
files will be uncompressed.
/S Performs the specified operation on files in the given
directory and all subdirectories. Default "dir" is the
current directory.
/A Displays files with the hidden or system attributes. These
files are omitted by default.
/I Continues performing the specified operation even after errors
have occurred. By default, COMPACT stops when an error is
encountered.
/F Forces the compress operation on all specified files, even
those which are already compressed. Already-compressed files
are skipped by default.
/Q Reports only the most essential information.
/EXE Use compression optimized for executable files which are read
frequently and not modified. Supported algorithms are:
XPRESS4K (fastest) (default)
XPRESS8K
XPRESS16K
LZX (most compact)
/CompactOs Set or query the system's compression state. Supported options are:
query - Query the system's Compact state.
always - Compress all OS binaries and set the system state to Compact
which remains unless administrator changes it.
never - Uncompress all OS binaries and set the system state to non
Compact which remains unless administrator changes it.
/WinDir Used with /CompactOs:query, when querying the offline OS. Specifies
the directory where Windows is installed.
filename Specifies a pattern, file, or directory.
Used without parameters, COMPACT displays the compression state of
the current directory and any files it contains. You may use multiple
filenames and wildcards. You must put spaces between multiple
parameters.
Converts a FAT volume to NTFS.
CONVERT volume /FS:NTFS [/V] [/CvtArea:filename] [/NoSecurity] [/X]
volume Specifies the drive letter (followed by a colon),
mount point, or volume name.
/FS:NTFS Specifies that the volume will be converted to NTFS.
/V Specifies that Convert will be run in verbose mode.
/CvtArea:filename
Specifies a contiguous file in the root directory
that will be the place holder for NTFS system files.
/NoSecurity Specifies that the security settings on the converted
files and directories allow access by all users.
/X Forces the volume to dismount first if necessary.
All open handles to the volume will not be valid.
Copies one or more files to another location.
COPY [/D] [/V] [/N] [/Y | /-Y] [/Z] [/L] [/A | /B ] source [/A | /B]
[+ source [/A | /B] [+ ...]] [destination [/A | /B]]
source Specifies the file or files to be copied.
/A Indicates an ASCII text file.
/B Indicates a binary file.
/D Allow the destination file to be created decrypted
destination Specifies the directory and/or filename for the new file(s).
/V Verifies that new files are written correctly.
/N Uses short filename, if available, when copying a file with a
non-8dot3 name.
/Y Suppresses prompting to confirm you want to overwrite an
existing destination file.
/-Y Causes prompting to confirm you want to overwrite an
existing destination file.
/Z Copies networked files in restartable mode.
/L If the source is a symbolic link, copy the link to the target
instead of the actual file the source link points to.
The switch /Y may be preset in the COPYCMD environment variable.
This may be overridden with /-Y on the command line. Default is
to prompt on overwrites unless COPY command is being executed from
within a batch script.
To append files, specify a single file for destination, but multiple files
for source (using wildcards or file1+file2+file3 format).
Displays or sets the date.
DATE [/T | date]
Type DATE without parameters to display the current date setting and
a prompt for a new one. Press ENTER to keep the same date.
If Command Extensions are enabled the DATE command supports
the /T switch which tells the command to just output the
current date, without prompting for a new date.
Deletes one or more files.
DEL [/P] [/F] [/S] [/Q] [/A[[:]attributes]] names
ERASE [/P] [/F] [/S] [/Q] [/A[[:]attributes]] names
names Specifies a list of one or more files or directories.
Wildcards may be used to delete multiple files. If a
directory is specified, all files within the directory
will be deleted.
/P Prompts for confirmation before deleting each file.
/F Force deleting of read-only files.
/S Delete specified files from all subdirectories.
/Q Quiet mode, do not ask if ok to delete on global wildcard
/A Selects files to delete based on attributes
attributes R Read-only files S System files
H Hidden files A Files ready for archiving
I Not content indexed Files L Reparse Points
O Offline files - Prefix meaning not
If Command Extensions are enabled DEL and ERASE change as follows:
The display semantics of the /S switch are reversed in that it shows
you only the files that are deleted, not the ones it could not find.
Displays a list of files and subdirectories in a directory.
DIR [drive:][path][filename] [/A[[:]attributes]] [/B] [/C] [/D] [/L] [/N]
[/O[[:]sortorder]] [/P] [/Q] [/R] [/S] [/T[[:]timefield]] [/W] [/X] [/4]
[drive:][path][filename]
Specifies drive, directory, and/or files to list.
/A Displays files with specified attributes.
attributes D Directories R Read-only files
H Hidden files A Files ready for archiving
S System files I Not content indexed files
L Reparse Points O Offline files
- Prefix meaning not
/B Uses bare format (no heading information or summary).
/C Display the thousand separator in file sizes. This is the
default. Use /-C to disable display of separator.
/D Same as wide but files are list sorted by column.
/L Uses lowercase.
/N New long list format where filenames are on the far right.
/O List by files in sorted order.
sortorder N By name (alphabetic) S By size (smallest first)
E By extension (alphabetic) D By date/time (oldest first)
G Group directories first - Prefix to reverse order
/P Pauses after each screenful of information.
/Q Display the owner of the file.
/R Display alternate data streams of the file.
/S Displays files in specified directory and all subdirectories.
/T Controls which time field displayed or used for sorting
timefield C Creation
A Last Access
W Last Written
/W Uses wide list format.
/X This displays the short names generated for non-8dot3 file
names. The format is that of /N with the short name inserted
before the long name. If no short name is present, blanks are
displayed in its place.
/4 Displays four-digit years
Switches may be preset in the DIRCMD environment variable. Override
preset switches by prefixing any switch with - (hyphen)--for example, /-W.
Microsoft DiskPart version 10.0.22000.1
Copyright (C) Microsoft Corporation.
On computer: ARLGGRAM16
Microsoft DiskPart syntax:
diskpart [/s