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This article describes how to update ns Windows Update agente to ns latest version.

Applies to: windows 7, windows 8, windows Server 2008 R2, home windows Server 2012Original KB number: 949104


If you have actually automatic updating rotate on, the latest version of a Windows Update agent is downloaded and installed automatically on her computer. Or, you can manually download e install ns Windows update Agent.

Automatically baixar Windows upgrade Agent

To download the windows Update agent automatically, follow this steps:

Turn on automatic updating. Follow these steps, para the variation of home windows that you are running.

Windows 8.1 or windows 8

Open Windows update by swiping in são de the right borda of ns screen (or, if you"re using der mouse, pointing to ns lower-right corner of ns screen e moving increase the ratp pointer), tapping or click Settings, tapping or click Control Panel, e then tapping or clicking Windows Update.Tap or click Change settings.Under Important updates, pick Install to update automatically.Under Recommended updates, select a Give me encourage updates a same way I receive vital updates inspect box, and then pick OK.

Windows 7, windows Vista, or home windows XP

To revolve on automatic updating automatically, select a Fix it button or link, e then choose Run in the View Download dialog box. Then, follow a steps in the Fix it wizard.

Restart the Windows upgrade service. To são de this, follow this steps:

Press the Windows em breve Key+R to open a Run box.Type services.msc in a Run box, and then push Enter.Right-click Windows Update in ns Services administration console, e then select Stop. If you ~ ~ running home windows XP, right-click Automatic Updates, and then choose Stop.After Windows update stops, right-click Windows Update, and then pick Start. If you are running windows XP, right-click Automatic Updates, and then pick Start.

Wait para Windows upgrade to start, and then verify that the Windows Update revendedor autorizado is updated.

Manually download Windows Update agent from download Center

Click the download link para your variation of windows to obtain ns latest Windows update Agent.

Stand-alone packages for Windows 8 and Windows Server 2012

The following files estão available for download from a download Center.

Operating systemUpdate
All sustained x86-based version of windows 8 (KB2937636)Download ns package now.
All sustained x64-based version of windows 8 (KB2937636)Download the package now.
All supported x64-based version of home windows Server 2012 (KB2937636)Download a package now.

Stand-alone packages para Windows 7 SP1 and Windows Server 2008 R2 SP1

The following files ~ ~ available for download from home windows Update.

Operating systemUpdate
All supported x86-based version of home windows 7 SP1Download the package now.
All sustained x64-based versions of windows 7 SP1Download the package now.
All supported x86-based execution of windows Server 2008 R2 SP1Download ns package now.
All supported x64-based execution of home windows Server 2008 R2 SP1Download the package now.
All supported Itanium-based version of windows Server 2008 R2 SP1Download ns package now.


Windows 8.1, windows RT 8.1, and Windows Server 2012 R2 com update 2919355 already include ns latest variation of a Windows update Agent.

More information

If you receive der Windows update error, try Solutions porque o common Windows upgrade errors.

For much more information about como as to check which variation of a Windows Update agente is installed, follow this steps:

Open ns %systemroot%system32 folder. %systemroot% is the folder in which windows is installed. Ao example, the %systemroot% folder is C:Windows.Right-click Wuaueng.dll, e then select Properties.Select the Details tab, and then locate the file version number.


The latest version of a Windows Update revendedor autorizado for home windows 8.1 is 7.9.9600.16422. The latest version of a Windows Update agent for home windows 8 is 7.8.9200.16693. Ns latest version of the Windows Update revendedor autorizado for home windows 7, windows Vista, and Windows XP is 7.6.7600.256.

Improvements in variation 7.6.7600.256 that Windows upgrade Agent

A hardened framework so that the Windows Update client will trust apenas um those files that are signed by naquela new certificate. A certificate is used solely to safeguard updates to the Windows upgrade client.

A much more secure communication channel for the Windows update client

Improvements in variation 7.4.7600.226 of Windows upgrade Agent

Improved scan times para Windows updates.Improved Windows upgrade UI para computers that ser estar running Windows visualizar or home windows Server 2008.More visible e detailed explanation of updates.Improvements in como as users estão notified around service packs.

Issues that estão fixed in version 7.2.6001.788 that Windows upgrade Agent

Version 7.2.6001.788 of ns Windows Update revendedor autorizado fixes ns following issue. This issue was not previously documented in a Knowledge base article:

When you try to install 80 or more updates at ns same time são de Windows update or Update, girlfriend receive der "0x80070057" error code.

Improvements in version 7.2.6001.784 that Windows update Agent

Improved scan times para Windows UpdateImproved rate at which signature updates are deliveredSupport ao Windows Installer reinstallationImproved error messaging

Issues that are fixed by version 7.0.6000.381 the Windows update Agent

Version 7.0.6000.381 of a Windows Update revendedor autorizado fixes a following issues. These concerns were no previously recorded in a Knowledge base article:

A fix is included that reduces a number of restarts that ser estar required para the stand-alone installer once Multilingual User interface Pack (MUI) files are being used.User interface elements in the Korean, streamlined Chinese, and Traditional Chinese languages ~ ~ fixed.The Windows vejo installation experience is improved.

Windows upgrade helps guarda your computer system up-to-date and secure through downloading and installing ns latest security and other updates from Windows upgrade determines i m sorry updates apply to her computer. regular makes programas updates available to individuals of Windows and other software. These incorporate updates that enhance reliability e performance, updates the provide new protections against malware e other perhaps unwanted software, e upgrades to windows features. To enhance the performance or a reliability that hardware materials on a computer, may also carry out updates to maker drivers that estão supplied by the computer manufacturer.

If you rotate on windows Update, software components that estão directly pertained to Windows upgrade will have to be updated periodically on her computer. This updates have to be performed before Windows Update have the right to check ao required updates or before it have the right to install various other updates. These forced updates solve errors, provide ongoing improvements, and maintain compatibility with ns servers that support Windows Update. If girlfriend disable home windows Update, you will not get these updates.

Windows update is configured to download updates instantly when you select the recommended option throughout Windows fora Of Box suffer (OOBE) Setup. Friend can also turn top top Windows upgrade by selecting uma of adhering to settings in a Automatic Updates item in control Panel:

Automatic (recommended).Download updates para me, but let me choose when to install them.Notify me, but don"t automatically download or install them.

After you turn on windows Update, ns required update to materials of Windows update will it is in downloaded and installed immediately without notifying you. This behavior occurs nevertheless of which setting you usar to rotate on home windows Update. If you do not desire to receive compelled updates, you can disable automatic updates in ao controle Panel.

The updates come Windows update itself typically dá the following: deal with feedback são de customers, boost compatibility, service performance and reliability, and enable novo service capabilities. When the Windows upgrade server is updated, a corresponding customer update is typically required. During an revendedor autorizado self-update operation, windows Update revendedor autorizado files may be added, modified, or replaced. Para example, home windows Update agente files that aid display ns user experience or that determine whether updates use to der particular sistema may be added. This behavior occurs when naquela system is collection to automatically check for available updates. This go not happen when automatic updates estão turned off. Para example, this actions does not occur if you pick Never check porque o updates in home windows Vista e Windows 7 or if you pick Turn off automatically Updates in windows XP.

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Administrators will certainly receive the latest variation of the Windows Update revendedor autorizado for deployment v Windows Server Update services (WSUS).