如果你非法卸載一個軟件後，該程序可能有殘留的win32服務在系統裏，而windows在mmc裏並沒有提供卸載服務的功能。在.net裏可以通過Installutil.exe 來安裝/卸載服務，其實對於非.net的windows服務，微軟提供了一個工具來管理服務，可以刪除服務，在WinXP的system32目錄下有個叫sc.exe的工具，該工具包含在Windows 2000的Resource Kit中，這個工具有很強的管理服務的功能!
在cmd裏運行sc.exe可以看到如下內容：
C:/WINDOWS/system32>sc.exe
DESCRIPTION:
SC is a command line program used for communicating with the
NT Service Controller and services.
USAGE:
sc <server> [command] [service name] <option1> <option2>...
The option <server> has the form "//ServerName" --這裏的Server可以是本機也可以是遠程的機器
Further help on commands can be obtained by typing: "sc [command]"
Commands:
query-----------Queries the status for a service, or
enumerates the status for types of services.
queryex---------Queries the extended status for a service, or
enumerates the status for types of services.
start-----------Starts a service.
pause-----------Sends a PAUSE control request to a service.
interrogate-----Sends an INTERROGATE control request to a service.
continue--------Sends a CONTINUE control request to a service.
stop------------Sends a STOP request to a service.
config----------Changes the configuration of a service (persistant).
description-----Changes the description of a service.
failure---------Changes the actions taken by a service upon failure.
qc--------------Queries the configuration information for a service.
qdescription----Queries the description for a service.
qfailure--------Queries the actions taken by a service upon failure.
delete----------Deletes a service (from the registry).
create----------Creates a service. (adds it to the registry).
control---------Sends a control to a service.
sdshow----------Displays a service's security descriptor.
sdset-----------Sets a service's security descriptor.
GetDisplayName--Gets the DisplayName for a service.
GetKeyName------Gets the ServiceKeyName for a service.
EnumDepend------Enumerates Service Dependencies.
The following commands don't require a service name:
sc <server> <command> <option>
boot------------(ok | bad) Indicates whether the last boot should
be saved as the last-known-good boot configuration
Lock------------Locks the Service Database
QueryLock-------Queries the LockStatus for the SCManager Database
EXAMPLE:
sc start MyService
Would you like to see help for the QUERY and QUERYEX commands? [ y | n ]: y
QUERY and QUERYEX OPTIONS :
If the query command is followed by a service name, the status
for that service is returned. Further options do not apply in
this case. If the query command is followed by nothing or one of
the options listed below, the services are enumerated.
type= Type of services to enumerate (driver, service, all)
(default = service)
state= State of services to enumerate (inactive, all)
(default = active)
bufsize= The size (in bytes) of the enumeration buffer
(default = 4096)
ri= The resume index number at which to begin the enumeration
(default = 0)
group= Service group to enumerate
(default = all groups)
SYNTAX EXAMPLES
sc query - Enumerates status for active services & drivers
sc query messenger - Displays status for the messenger service
sc queryex messenger - Displays extended status for the messenger service
sc query type= driver - Enumerates only active drivers
sc query type= service - Enumerates only Win32 services
sc query state= all - Enumerates all services & drivers
sc query bufsize= 50 - Enumerates with a 50 byte buffer.
sc query ri= 14 - Enumerates with resume index = 14
sc queryex group= "" - Enumerates active services not in a group
sc query type= service type= interact - Enumerates all interactive services
sc query type= driver group= NDIS - Enumerates all NDIS drivers
如果你要卸載一個本地服務，可以：
C:/WINDOWS/system32>sc delete MyService
當然你也可以用這個工具create,start,stop服務。
