Why I can't install the WIndows updates after they are downloaded successfully. I REENROULER get the error code 646.

My computer has no install regular updates for nearly 6 months.
Error code 646 appears several times as the reason for the failure to install after the download of the updates successfully.

You may have overlooked this "sticky" post: http://social.answers.microsoft.com/Forums/en-US/vistawu/thread/6e716883-7af4-4a9f-8665-2f4dd57eee8d ~ Robear Dyer (PA Bear) ~ MS MVP (that is to say, mail, security, Windows & Update Services) since 2002 ~ WARNING: MS MVPs represent or work for Microsoft

Tags: Windows

Similar Questions

  • Help, please! to resolve the error code 646 on window 2007

    I use 2007 window, when I click on the window update, it keeps failing, please show me how to fix error code 646 for the following updates:
    filter junk e-mail in Microsoft office outlook 2007 (KB981726)
    and the microsoft office system (KB97632)

    Sorry, you have problems getting your patches installed. I have a number of things for you to look at.  First of all, your Background Intelligent Transfer Services set to Automaticand started and Windows Update ? They both should be started. You can check these settings by typing services.msc in the search box of the start menu.

    Sometimes in order to get patches to install correctly, you must perform these tasks manually.

    (1) Download Center to visit Microsoft: http://www.microsoft.com/downloads/en/default.aspx.
    (2) search for each update code that begins with the letters "KB" and followed by a set of numbers (i.e. KB979309).
    3) click on the link for the download and then click on download and run.  You must accept the agreement and then click on continue.
    (4) repeat this process for each download of updates Windows could not install.
    (5) to rerun the update from Microsoft, click find updates.  If all goes well, it will show that you are completely patched.

    If this does not work, try to run the Microsoft OneCare safety scanner.  Sometimes it will solve problems of hidden registry, or can clear the virus that can prevent the installation of the patches: http://onecare.live.com/site/en-us/center/whatsnew.htm. Click full service scan, and then Quick scan (full scan takes a long time to complete). Try the patches.

    Barbara

  • I get the error code 646 when I try to install windows updates.

    I get the error code 646 when I try to install windows updates. I have Windows Vista Home Premium. I disabled my firewall and I still get the error code 646.

    Hello

    Try this 1st to see if it helps, and it should:

    Description of the Patch registration cleanup tool
    http://support.Microsoft.com/kb/976220/

    ------------------------------------------------------

    If necessary :

    Try this - Panel - Windows Updates - on every update that will not be installed - click on the important updates
    or the update itself - double click a view more information (or click top then discovers on the right)

    Those who will take you to a page where you can download the update.

    Or go here and the KBxxxxxx number to download it.

    Download Center - mount the KBxxxxxx.

    Microsoft Download Center
    http://www.Microsoft.com/downloads/en/default.aspx

    Download - SAVE - go to where you put them - click on - RUN AS ADMIN

    Then you can right click on the update in the updates Windows and HIDE.

    If you get an error Installer install this version:

    Windows install 4.5 Redistributable
    http://www.Microsoft.com/downloads/details.aspx?FamilyId=5A58B56F-60B6-4412-95B9-54D056D6F9F4&displaylang=en

    ----------------------------------------------------

    Then run this:

    How to reset the Windows Update components? -a Mr Fixit
    http://support.Microsoft.com/kb/971058

    Description of the system for Windows Vista, Windows Server 2008, update tool and
    for Windows 7
    http://support.Microsoft.com/kb/947821

    ------------------------------------------------------------
    Because these are all Office updates you might get more information if necessary in the Agency of those groups that
    may have experienced the same problem.

    Office newsgroups
    http://www.Microsoft.com/Office/Community/en-us/FlyoutOverview.mspx

    Microsoft.public.office.misc discussions
    http://www.Microsoft.com/communities/newsgroups/list/en-us/default.aspx?DG=Microsoft.public.Office.misc&cat=en_us_01cb749f-c998-4762-8099-df71793c11c7&lang=en&CR=us

    ------------------------------------------------------------

    If necessary you can incident free get reports however the above should take care of it for you.

    Windows updates - free Incident report

    Go here and click on-> Windows Update fails while searching, downloading or installation of updates
    http://support.Microsoft.com/GP/wusupport#tab3

    The security updates, you can get free support Incident report
    http://www.Microsoft.com/protect/resources/support.aspx

    I hope this helps.
    Rob - bicycle - Mark Twain said it is good.

  • I can not install updates KB973593, KB973704, kb974561, KB975960 I get the error code 646 #! In addition, Microsoft IATAP adapter #5 ROOT\ * ISATAP\0007; #7\0008; 9\0011 # device does not not impossible to load the required driver.

    The program that I have problems with, install my updates, they moved it and I get an error code 646 #. I tried to fallow the guide to fixing the problems to solve the problem though, everything I've read and tried did not work! I have plenty of room for my memory and now I'm stuck! In addition, my adapter from microsoft IATAP #5 Root\ ISATAP\0007; Microsoft IATAP adapter #7 Root\ISATAP\0008 and IATAP microsoft adapter 9 # 0011 Root\ISATAP\ these 3 devices not working properly because windows cannot load the driver for this device, and I don't have a clue on what and how to solve this problem at all. "Were the changes that I made, I started using Mozilla Firefox 3.5.3 for my internet conection and I installed two programs (1) speed of Uniblue SN 2009 and (2) Uniblue Registry Booster 2010 both programs are by Uniblue Systems. CTA Neather program worked as they said that if I uninstslled them and after that there about 2 weeks later I noticed that my updates of the program did not work. , or if these device IATAP drivers worked! I tried the system repair and recovery, which also does not solve the problem. I have a Toshiba Satellite A215 laptop 2.00 GB and my OS is; Microsoft Windows Vista Home Premium, Patch level; Service Pack 2. I'd appreciate any help to fix these problems that I'm having with these programs and drivers, I know just enough about computers to really screw things. Please I need a step by step instruction.

    Thank you

    Keith

    I had to disable the "User Account Control" (UAC), which allows you to run as administrator in Vista.  After that I turned it off, all 4 of these updates installed and it doesn't require manual installation.   Follow these steps:

    In the case of Vista view:

    1.) go to start; Control Panel; "User accounts and family safety"; User accounts.
    2.) click on 'Enable user account control or disable' (last point on the page)
    3.) clear the checkbox "Use User Account Control (UAC) to help protect your computer" and click "OK."
    4.) restart the computer, and then run the installation of the system and they work.

    If you are in Classic view:

    1.) go to start; Control Panel; Security Center
    2 screen.) in the "Windows Security Center", go to the last item "User Account Control" and click the button to turn off.

    You can also see the security shield in your Start menu.  You can also access the UAC via this.

    After that the installation of the system have been updated, make sure that you go back and turn the UAC "" and then restart your computer so that unauthorized updates do not occur.   Always try this turn off if install doesn't work.

  • dkafox1 lost all THE WINDOWS updates that THEY ARE NOT INSTALLED UPDATES

    Original title:

    dkafox1 lost all THE WINDOWS updates that THEY ARE NOT INSTALLED UPDATES, more problems with windows update. May HAVE a PROBLEM WITH REGISTRATION BUT DO KNOW NOT if this msi I HAVE HELPED.

    I have windows 7 x 64 Version 6.1.7600.16385. My windows update has only downloaded and installed a fix (KB947821 on 22/03/14. In the event err log # 2147942487command line: "C\:WINDOWS\SYSTEM32\WUSA '". "»» "EXE" "Windows Update Troubleshooter said" search for missing or corrupted files. I did a sfc/scannow and everything was fine, that the settings are incorrect... Went to computer management by looking at the windows log. Event ID was found in respect of the implementation of 3. Looks like I've lost all my updates. Window update is only showing KB947821 HOT of difficulty. All my other downloading updates for the past two weeks included Microsoft Office Update that I can't see anything there all gone. I check the installed updates and 14 updates that don't settle all gone. Windows Update indicates any problem or error #. It says Windows update installed "Never". I tried the solution to the difficulty of corruption problems MSI software update registration. Help I don't know where to go from here. I ran the windows Memory Diagnostic tool, which came with no error. In the community he sent me to back registry which I do not know how to do. Can I save on my hard drive or another source. He says type reedit32.exe. I have the windows 7 registry editor wants me to save the registry key or subkey > I do not know what files to back up or export. I'm not computer savvy, but I do what I can do better. Had problems with windows update not install and now not download or install 2 MOS. So where and how can I know what updates I need after that this problem is corrected.  Thank you

    If you want Office 2007 updates to appear in the installed updates again, you would need to uninstall/reinstall Office 2007 and install all the updates again.

    Assuming that Office 2007 is installed & working properly and no update is offered when you run a manual check for updates now, you might want to leave enough alone (that is, do nothing) - then see if the 2 updates for Office 2007 SP3 be released next Tuesday (a) receive, (b) successfully install and (c) are listed in the installed updates later.

    PS: The possible causes of the problem are messing with registry cleaners, messing around with the Software Distribution folder, and the fact that it was a computer refurbished when you bought it.

  • I'm trying to download the updates to my computer, but can't. I get the error code 646 and the download fails. I tried to download the update several times, but get the same answer. What is the problem?

    Ideas: I'm trying to download the updates to my computer, but can't. I get the error code 646 and the download fails. I tried to download the update several times, but get the same answer. What is the problem?

    • Pragrams you have problems with
    • Error messages
    • Recent changes to your computer
    • What you have already tried to solve the problem

    Remember - this is a public forum so never post private information such as numbers of mail or telephone!

    Hello

    Try this 1st to see if it helps, and it should:

    Description of the Patch registration cleanup tool
    http://support.Microsoft.com/kb/976220/

    ------------------------------------------------------

    If necessary :

    Try this - Panel - Windows Updates - on every update that will not be installed - click on the important updates
    or the update itself - double click a view more information (or click top then discovers on the right)

    Those who will take you to a page where you can download the update.

    Or go here and the KBxxxxxx number to download it.

    Download Center - mount the KBxxxxxx.

    Microsoft Download Center
    http://www.Microsoft.com/downloads/en/default.aspx

    Download - SAVE - go to where you put them - click on - RUN AS ADMIN

    Then you can right click on the update in the updates Windows and HIDE.

    If you get an error Installer install this version:

    Windows install 4.5 Redistributable
    http://www.Microsoft.com/downloads/details.aspx?FamilyId=5A58B56F-60B6-4412-95B9-54D056D6F9F4&displaylang=en

    ----------------------------------------------------

    Then run this:

    How to reset the Windows Update components? -a Mr Fixit
    http://support.Microsoft.com/kb/971058

    Description of the system for Windows Vista, Windows Server 2008, update tool and
    for Windows 7
    http://support.Microsoft.com/kb/947821

    ------------------------------------------------------------
    Because these are all Office updates you might get more information if necessary in the Agency of those groups that
    may have experienced the same problem.

    Office newsgroups
    http://www.Microsoft.com/Office/Community/en-us/FlyoutOverview.mspx

    Microsoft.public.office.misc discussions
    http://www.Microsoft.com/communities/newsgroups/list/en-us/default.aspx?DG=Microsoft.public.Office.misc&cat=en_us_01cb749f-c998-4762-8099-df71793c11c7&lang=en&CR=us

    ------------------------------------------------------------

    If necessary you can incident free get reports however the above should take care of it for you.

    Windows updates - free Incident report

    Go here and click on-> Windows Update fails while searching, downloading or installation of updates
    http://support.Microsoft.com/GP/wusupport#tab3

    The security updates, you can get free support Incident report
    http://www.Microsoft.com/protect/resources/support.aspx

    I hope this helps.
    Rob - bicycle - Mark Twain said it is good.

  • try to install the updates. Get the error code 646

    Get the error code: 646 when trying to install the following: security updates: Outlook 2007 (KB972363) VISIO VIEWER 2007 (KB973709) MS OFFICE SYSTEM (KB972581 & KB974234) UPDATE for MS OFFICE OUTLOOK JUNK E-MAIL FILTER (KB974810) have tried the recommended remedies and it still does not work.  Help.

    Hello

    Are you sure that you need these updates? You have the products, they update?

    Try this 1st to see if it helps and usually doesn't - start at the top and please work down like a checklist.

    Description of the Patch registration cleanup tool
    http://support.Microsoft.com/kb/976220/

    ------------------------------------------------------

    If necessary:

    Try this - Panel - Windows Updates - on every update that will not be installed - click on the important updates
    or the update itself - double click a view more information (or click top then discovers on the right)

    Those who will take you to a page where you can download the update.

    Or go here and the KBxxxxxx number to download it.

    Download Center - mount the KBxxxxxx.

    Microsoft Download Center
    http://www.Microsoft.com/downloads/en/default.aspx

    Download - SAVE - go to where you put them - click on - RUN AS ADMIN

    Then you can right click on the update in the updates Windows and HIDE.

    If you get an error Installer install this version:

    Windows install 4.5 Redistributable
    http://www.Microsoft.com/downloads/details.aspx?FamilyId=5A58B56F-60B6-4412-95B9-54D056D6F9F4&displaylang=en

    ----------------------------------------------------

    Then run this:

    How to reset the Windows Update components? -a Mr Fixit
    http://support.Microsoft.com/kb/971058

    Description of the preparation tool update for Windows Vista for Windows Server 2008 and Windows 7 system
    http://support.Microsoft.com/kb/947821

    ------------------------------------------------------------
    Because these are all Office updates you might get more information if necessary in the groups of the Agency who could
    have experienced the same problem.

    Office newsgroups
    http://www.Microsoft.com/Office/Community/en-us/FlyoutOverview.mspx

    Microsoft.public.office.misc discussions
    http://www.Microsoft.com/communities/newsgroups/list/en-us/default.aspx?DG=Microsoft.public.Office.misc&cat=en_us_01cb749f-c998-4762-8099-df71793c11c7&lang=en&CR=us

    ------------------------------------------------------------

    If necessary you can incident free get reports however the above should take care of it for you.

    Windows updates - free Incident report

    Go here and click on-> Windows Update fails while searching, downloading or installation of updates
    http://support.Microsoft.com/GP/wusupport#tab3

    The security updates, you can get free support Incident report
    http://www.Microsoft.com/protect/resources/support.aspx

    I hope this helps.

    Rob - bicycle - Mark Twain said it is good.

  • Some updates were not installed, get the error code 646

    Some updates for windows vista, you receive the error code 646 were not installed and I tried to update manually by using registry files and still isn't updated do not know what is the problem, but when trying to install update, say, it's something on a restore point for the update

    Hi Lori,

    -What are the updates that fail to install?

    I suggest you try the steps in the following Microsoft Article.

    You receive the error code: 0 x 80070646, error code: 646 or error code: 1606 when using Windows Update or Microsoft Update

    http://support.Microsoft.com/kb/2258121

    See: http://windows.microsoft.com/en-XM/windows-vista/Windows-Update-error-for-80070646-or-646

  • What is the error code 646? I get this when I try to install the update KB977304. Have tried several times.

    What is the error code 646?  I get this when I try to install the update KB977304.  I tried to install this update several times.

    Look at the point previously addressed in http://social.answers.microsoft.com/Forums/en-US/vistawu/thread/30624d26-942d-49ad-88b2-250514e92a9a/ I hope this helps.
    Good day.

  • why I can't see the bar codes in pdf format

    why I can't see the bar codes in pdf format

    Very difficult to say what the issue is without seeing the actual file. Could be

    a problem of fonts, as if fonts of barcodes (3-of-9) had been incorporated properly

    in the file or something like that. In any case, there is nothing you can do

    on this subject with Reader. You must report this problem to the author of the file.

  • Cannot update, I get the error code 646

    I have 3 updates to install for Windows Vista update, I get an error code 646. Anyone know what means this error or what I can do to solve this problem, I need the updates!

    Thank you

    Gives it a try and see if it solves the problem....

    http://support.Microsoft.com/kb/2258121>

    Let us know if this helped

  • When you install the 2007 Microsoft Office Suite Service Pack 2 (SP2), I still received the error code 646... I tried to download the RegCure as advised, but the problem still exists... Please help me with this problem... Thank you

    Ideas:

    • When you install the 2007 Microsoft Office Suite Service Pack 2 (SP2), I still received the error code 646... I tried to download the RegCure as advised, but the problem still exists... Please help me with this problem... Thank you

    I tried to download the RegCure as advised, but the problem still exists...

    Who advised you to 'download... '. RegCure? Doing so could only worse issues! If you ever think that your registry database must be cleaned, repaired, boosted or optimized (it isn't), read http://aumha.net/viewtopic.php?t=28099 and draw your own conclusions.

    See http://social.answers.microsoft.com/Forums/en-US/vistawu/thread/6e716883-7af4-4a9f-8665-2f4dd57eee8d ~ Robear Dyer (PA Bear) ~ MS MVP (that is to say, mail, security, Windows & Update Services) since 2002 ~ WARNING: MS MVPs represent or work for Microsoft

  • Setup KB967044 error; I get the error code 646 in automatic and manual update update fails so

    I tried to install KB967044 for Microsoft Works 9. Like others, I get the error code 646 for the automatic update. I tried to manually install, but installation requires the CD of Microsoft Works. Now, Works has been installed at the factory, and I do not think that the CD that came with the computer. In any case, I was unable to find such a CD. Disable my firewall has not changed the problem. I use Vista.
    Thank you for your help.

    Contact the manufacturer of your PC to get the drives concerned etc..

    If the update requires the CD and then the CD. TaurArian [MVP] 2005-2010 - Update Services

  • updates for microsoft vista KB2431831 and KB971029 will not install I get an error code 646

    The Microsoft Vista download KB2431831 and KB971029 will not install, I tried manually install all I get is error code 646

    the KB includes an automated fix this that solves the problem, look here: http://support.microsoft.com/kb/2258121>

    Let me know if this helped.

  • I get an error code 646 while trying to download the updates

    I get an error code 646 while trying to download the updates, update security for Microsoft Works 9 (KB2431831)

    Download size: 2.1 MB

    Help, please

    See this thread:

    http://social.answers.Microsoft.com/forums/en-us/vistawu/thread/0c397230-26c6-4214-a5d1-3c99d2b2ef47

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