Full introduction to Windows 2000/XP (2)

Performance Logs and alerts (performance record files and warnings)

Collects performance data from the local computer or remote computer based on preset parameters, and then writes the data to the record. If the service is stopped, no performance information is collected. Any service that explicitly depends on it cannot be started.
No value for services.
Suggestion: Disable

Plug and Play (plug-and-play)

Enable the computer to identify and adapt to hardware changes with little or no input from the user. Stopping or disabling this service will cause system instability. As the name implies, it is PNP.
Environment. Generally, the support of the PNP environment is required in the computer, so do not disable it.
Dependency: Logical Disk Manager and Logical Disk Manager
Administrative Service, messenger, smart card, telephony, Windows Audio
Suggestion: automatic

Portable Media Serial Number
Retrieves the serial number of any
Portable music player connected to your
The computer re-obtains the Music Dial number through a networked computer. This item has no value. Don't worry about turning it off!
Suggestion: Disable

Print Spooler
(Print multi-task buffer processor)
Load the file into memory for printing later. Printing can be optimized, which is helpful for printing. If no printer is available, you can turn it off.

Dependency: Remote Procedure Call (RPC)
Suggestion: Disable

Protected Storage
(Protected storage device)
Provides protected storage areas to store important data and prevent unauthorized services, processing, or users from accessing the data. A service used to store passwords on your computer, such
Outlook, Dialers, and other applications
Dependency: Remote Procedure Call (RPC)
Suggestion: automatic

QoS RSVP (QoS licensing control, RSVP)
Provides the network signal and Regional Traffic Control Installation function for identifying QoS
Program and control applet items. This service is used to retain 20% bandwidth. If your network adapter does not support 802.1 p or you do not have an ACS server on your computer's network, you don't need to say it.

Dependency: AFD network supports environment, TCP/IP procotol driver, Remote Procedure Call (RPC)

Suggestion: Disable

Remote Access Auto Connection Manager (Remote Access automatic online administrator)

When the program refers to the remote DNS or NetBIOS name or address, establish a remote network connection. Some DSL/cable vendors may need to use this to process login programs

Dependency: Remote Access Connection Manager, telephony
Suggestion: Manual

Remote
Access Connection Manager (Remote Access Connection administrator)

Establishing a network connection, as the name implies, is of great significance in the network connection. Of course, if you do not use a network, you can disable it.
Dependency: telephony, Internet
Connection Firewall (ICF)/Internet Connection Sharing (ICS), Remote Access Auto
Connection Manager
Suggestion: Manual

Remote Desktop Help Session Manager

Manage and Control Remote Assistance. If the service is stopped, Remote Assistance will be unavailable. Before stopping this service, see the "dependency" label in the content dialog box.
The Management and Control remote assistance mentioned above is useless for common users and can be disabled.
Dependency: Remote Procedure Call (RPC)

Suggestion: Disable

Remote Procedure Call (RPC) (Remote Procedure Call, RPC)

Provides end point applications and other RPC services. Many program devices need to use this service, which is complex and dependent. Therefore, do not disable it unless you are an advanced user.

Dependency: there are too many dependencies, so I cannot enumerate them one by one.
Suggestion: automatic

Remote Procedure Call (RPC)
Locator (remote process call Locator)
Manage the RPC Name Service database. It is rarely used on general computers and has no special requirements. You can try to disable it.

Dependency: Workstation
Suggestion: Disable

Remote Registry (Remote Logon Service)

Enable remote services to operate on remote computers. If the service is stopped, the user on the computer can only modify the logon status. Any service that explicitly depends on it cannot be started.
For security reasons, it is recommended that you disable it unless you need remote assistance to modify your Logon Settings.
Dependency: Remote Procedure Call
(RPC)
Suggestion: Disable

Removable Storage (detachable storage device)
Unless you have a zip drive or
USB and other mobile hardware or tape backup devices, or you can try to turn it off. There are many devices in this area, so we recommend that you keep them.
Dependency: Remote Procedure
Call (RPC)
Suggestion: automatic

Routing and Remote Access (Routing and Remote Access)

Provides the company's routing service connected to the LAN and WAN. Provides dial-up connections to the network or VPN service. Generally, users cannot use it and can disable it.
Dependency: Remote
Procedure Call (RPC), netbiosgroup
Suggestion: Disable

Secondary Logon

Enable the Start Program for other authentication. If this service is stopped, this type of login and access will be unavailable. Any service that explicitly depends on it cannot be started. Allow multiple user handlers and execute separation.

Suggestion: automatic

Security Accounts Manager (Security Account administrator)

Stores the Security Information of the local account. Although many people do not know about the application of managing accounts and groups (gpedit. MSC), it does not play a major role.
Dependency: Remote
Procedure Call (RPC), Distributed Transaction Coordinator
Suggestion: automatic

Server)

Sharing archives, printing, and named pipelines for this computer over the network. If you stop this service, you cannot use these functions. All services dependent on it cannot be started. Simply put, it is the sharing of files and printing. Unless you share files with other computers, it will be disabled.

Dependency: Computer Browser
Suggestion: Disable

Shell Hardware Detection

Provides notifications for automatic playback of hardware events. It is usually used on mobile storage, CD devices, and DVD devices. This is annoying and can be closed.
Dependency: Remote
Procedure Call (RPC)
Suggestion: Disable

Smart Card

Manage the access to the smart card read by this computer. If the service is stopped, the computer cannot read the smart card. Any service that explicitly depends on it cannot be started. If you do not use smart
Card, you can close it.
Dependency: Plug and Play
Suggestion: Disable

Smart Card Helper
(Smart Card Assistance Program)
Enable non-plug-and-play smart card reading support for older versions of computers. If the service is stopped, the computer does not support the old smart version.
Card. Any service that explicitly depends on it cannot be started. If you do not use smart card, you can disable it.
Suggestion: Disable

SSDP
Discovery Service
Enable generic plug-and-play device search on your home network. Universal plug-and-play,
UPnP) allows computers to find and use devices on the network, and search devices through TCP/IP through network connections. devices such as network scanners, digital cameras, and printers use UPnP.
Is disabled based on security. However, digital devices are very popular now and users who need them can keep them
Dependency: Universal Plug and Play Device
Host
Suggestion: Disable

System Event Notification (System Event Notification)
Tracking such as Windows
System events for logon, network, and power events. The COM + Event System subscriber that notifies these events. This is especially important for servers.
Dependency: COM + Event System

Suggestion: automatic

System Restore Service

Execute the System Restoration function. If you want to stop the service, the reason for disabling the system from my computer -- Property -- System Restoration is determined by the reason. I think it is a waste of resources and can turn it off.

Dependency: Remote Procedure Call (RPC)
Suggestion: Disable
Task Scheduler

Allows users to set and execute automatic work plans on this computer. If you stop this service, these tasks will not be executed at the time they are set. Any service that explicitly depends on it cannot be started. Set an automatic work plan, such as scheduled disk scanning, virus scanning, update, and so on. However, it is rarely used and can be disabled.

Dependency: Remote Procedure Call (RPC)
Suggestion: Manual

TCP/IP NetBIOS Helper
(TCP/IP NetBIOS Helper Program)
Enable NetBIOS over TCP/IP
(Netbt)] service and NetBIOS name resolution support. If your network is not used
NetBIOS or wins. You can close it. We recommend that you keep it for users who are not familiar with the network. Otherwise, your network may be faulty.
Dependency: AFD network supports environment, netbt

Suggestion: Disable

Telephony)
Connect the local machine and the server that is executing this service through the local area network, and control the telephone voice device and
The IP address voice connection service provides telephone voice API (TAPI) support. A general dial-up modem or some DSL/cable may be used
Dependency: plug and
Play, Remote Procedure Call (RPC), Remote Access Connection Manager, remote access
Auto Connection Manager
Suggestion: Manual

Telnet

Enable a remote user to log on to this computer and run applications, and support various TCP/IP Telnet clients, including UNIX-based and windows
Is a basic computer. If the service is stopped, remote users may not be able to access the application. Any other service explicitly stored in this service will fail to start. Allow remote users to use Telnet
If you log on to this computer, you will get confused and cannot use BBS. This is not related to BBs. For security reasons, if you do not have special requirements, we recommend that you disable it.
Dependency: NT LM
Security Support Provider, Remote Procedure Call (RPC), TCP/IP protocol driver

Suggestion: Disable

Terminal Services)

Allows multiple users to connect to the same computer, desktop, and remote computer applications. Enhance the Remote Desktop (including
Rd), quickly switch users, remote assistance, and terminal servers. Remote Desktop or remote assistance is disabled without any need. At present, this service also causes many network server security problems.

Dependency: Remote Procedure Call (RPC), Fast User Switching
Compatibility, interactivelogon
Suggestion: Disable

Themes
Provides topic management for users.
Many people use set themes to create a personalized system. However, if they are not used, they can be disabled.
Suggestion: automatic

Uninterruptible
Power Supply (Power Supply System)
Manages the uninterruptible power supply (UPS) that is connected to this computer ). Uninterrupted power supply
(UPS) Is it useful to ordinary people? Unless your power supply has this function, it will be turned off.
Suggestion: Disable

Universal Plug and Play
Device Host
Provides support for General plug-and-play devices of the host. It is used to detect and install the Universal plug-and-play service,
UPnP) devices, such as digital cameras or printers, are now needed by many devices.
Dependency: SSDP Discovery Service
Suggestion: automatic

Volume Shadow Copy

Manage and perform disk image copies for backup and other purposes. If this service is stopped, image copying cannot be used for backup, and backup may fail. Any service that explicitly depends on it cannot be started. As mentioned above, what is used for backup, such
The MS backup program needs this service
Dependency: Remote Procedure Call (RPC)
Suggestion: Disable

WebClient
Enable Windows
The main program to establish, access, and modify files dominated by the Internet. If you stop this service, these functions will be unavailable. Any service that explicitly depends on it cannot be started. Use WebDAV
Upload files or files to all web services. For security reasons, you can try to disable
Dependency: webDAV client Redirector

Suggestion: Disable

Windows Audio
Management for Windows
Audio Device for the main program. If the service is stopped, the audio device and effect will not work properly. Any service that explicitly depends on it cannot be started. If you don't have a sound card, you can turn it off, but the current PC doesn't have a sound card, right?

Dependency: Plug and Play, Remote Procedure Call (RPC)
Suggestion: automatic

Windows
Image Acquisition (WIA) (Windows Image Acquisition Program)

Provides Image Acquisition Services for scanners and digital cameras. If the scanner and digital camera support Wia, you can directly view the image file without other drivers, so no scanner or digital camera users can close it.

Dependency: Remote Procedure Call (RPC)
Suggestion: Disable

Windows Installer
(Windows Installer)
According
File instructions to install, repair, and remove software. Is a system service that helps users correctly install, set, track, upgrade, and remove software programs and manages standard formats for application creation and installation, and tracking components such as archive groups, login projects, shortcuts, and so on, many software installation requires this service, so we recommend that you keep it, otherwise it will encounter a lot of trouble.

Dependency: Remote Procedure Call (RPC)
Suggestion: automatic

Windows Management
Instrumentation (Wmi)
Provides public interfaces and object models to access management information about operating systems, devices, applications, and services. If this service is stopped, most
Windows software will not work properly. All services dependent on it cannot be started. As mentioned above, it is a service that provides a standard infrastructure to monitor and manage system resources.

Dependency: Event Log, Remote Procedure Call (RPC)
Suggestion: automatic

Windows
Management Instrumentation Driver Extensions (Windows Management Instrumentation
Provides System Management Information Management drivers. Windows Management Instrumentation extends to provide information, which can be set to manual

Suggestion: Manual

Windows Time (Windows Time Setting)

Maintains data and time synchronization of all clients and servers on the network. If the service is stopped, the date and time synchronization cannot be performed. All dependent services are stopped.
The network does not have much significance for time calibration, and occupies a lot of resources and can be disabled.
Suggestion: Disable

Wireless Zero Configuration

Provides automatic settings for 802.11 Adapter
Automatic Configuration of wireless network devices means that unless you are using a wireless network device, it is necessary for you to use this network zero Management Service. Otherwise, this will not work for you at all.
Dependency: NDIS
Usermode I/O protocol, Remote Procedure Call (RPC)
Suggestion: Disable

WMI
Performance Adapter
Provides performance link library information from the wmihiperf provider. It has little effect on most users

Dependency: Remote Procedure Call (RPC)
Suggestion: Disable

Workstation)

Establish and maintain a client network online to the remote server. If you stop this service, these connections will be unavailable. All services dependent on it cannot be started. Is necessary for network connection.

Dependency: Alerter, Background Intelligent Transfer Service, computer
Browser, messenger, Net Logon, Remote Procedure Call (RPC) Locator
Suggestion: automatic