the Windows defender application failed.

Similar Questions

• my computer cannot find the windows Defender application to run

  somehow I erased by mistake the application of windows defender in my cpu, I can't find the wall icon who has used to be as a windows defender application, it shows just a white page instead, I tried to throw but to start it, but without success, I don't know what to do. Help Ive been before by an administrator, I have to follow the instructions, but still can't solve my problem... don't know what to do... help me please

  Hello

  Do these 1:

  Run DiskCleanup - start - all programs - Accessories - System Tools - Disk Cleanup

  Start - type in the search - find top COMMAND - made box an CLICK RIGHT-
  RUN AS ADMIN

  sfc/scannow

  How to analyze the log file entries that the Microsoft Windows Resource Checker
  (SFC.exe) program generates in Windows Vista cbs.log
  http://support.Microsoft.com/kb/928228

  Then, run checkdisk - schedule it to run at the next startup, then apply OK your way out
  then restart.

  How to run the check disk at startup in Vista
  http://www.Vistax64.com/tutorials/67612-check-disk-Chkdsk.html

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

  Troubleshooting of Windows Defender
  http://support.Microsoft.com/kb/555957

  "%ProgramFiles%\Windows Defender\MsAsCui.exe" is the folder of the default Defender

  Start - type in the search box-> Windows Defender - find top - make a right click on it.
  RUN AS ADMIN

  If no joy using Start - computer or Windows Explorer to access this folder and create a
  Shortcut to put on the desktop and the Start Menu. You can also right click on a shortcut this and
  see if they point to here.

  Goal
  "%ProgramFiles%\Windows Defender\MsAsCui.exe".

  Start in
  "%ProgramFiles%\Windows defender.

  How to enable or disable the Windows Defender
  http://www.Vistax64.com/tutorials/93118-Windows-Defender-off.html

  --------------------------------------
  Maybe something here if necessary:

  What is display / causing the error message? Some anitvirus/security/antispyware products can
  cause this error. On those who use you, including those that your never had even those
  uninstalled (the remnants can cause problems). McAfee is just an example of what many can do.

  Start - type in the search box - Services - find top - Right Click - Run as Admin

  Windows Defender - value STARTED and AUTOMATIC

  or set MANUAL and STOPPED if necessary

  Fix for the problem of 800106ba.
  http://support.Microsoft.com/kb/931849

  McAfee-error report
  http://service.McAfee.com/faqdocument.aspx?ID=TS100610&lang=en_US&prior_tid=2&AnswerID=16777216&Turl==http://KB.McAfee.com/InfoCenter/index?page%3Dcontent%26id%3DTS100610%26actp%3Dsearch

  Check also:

  http://social.answers.Microsoft.com/forums/en-us/vistasecurity/thread/574fb871-034C-4B42-B800-328af16a9177

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

• the Windows defender application...

  I tried to open it with windows defender, but continue to get the message that the application is disabled. I can't find the application or program on my computer to uninstall and re install to try to circumvent the app. I went to the application and is not here. So I hope that someone can help me. I want to run it in the hope of her to help me with another problem error I get driver Irql. This message returns constantly to the top and its driving me crazy trying to find a way to fix it also. I would appreciate any help any of these problems.

  Hey Leejones

  Welcome to the Microsoft Community Forum.

  For you explain windows defender is built this antivirus program in windows 8. When you install a third-party antivirus program, automatically the windows Defender will be disabled and you will not be able to turn it on, until and unless you uninstall the third-party antivirus software.

  Please refer to the below section of Wiki mentioned by Stephen Boots

  http://answers.Microsoft.com/en-us/protect/wiki/protect_defender-protect_start/Windows-Defender-on-Windows-8-introduction-and/f1e00106-6687-4efe-9ec0-ed9f72fabb92

  I hope this helps. Write to us for assistance.

• Error code Windows Defender, "Application failed to initialize 0 x 80010005". But while they inspected Defender reports (Windows Vista 32-bit) system works normally. Shows no conflict with antivirus.

  Running Trend Micro antivirus and antispyware without problems or conflicts until recently.  the system restore.  run scans. has ran the Trojan removal tool.  Problem is widespread but intermittent sometimes.

  TrendMicro has probably disabled windows defender. You need not 2 AV programs he seeks may be in the wrong place

• Windows Defender 'Application could not be initialized 0 x 80070006' at startup

  When I turn on my computer a window appears with the title "Windows Defender".  He goes on to say "0 x 80070006 initialization failed. How can I get Windows Defender works again.

  Hello

  read this information on the Defender:

  ·                         If you use microsoft security essentials avg avira mcafee norton etc they disable the vista version of windows defender by default

  the basics of Microsoft security has its own version of windows defender

  and other anti-virus programs use their own particular type of application to scan for spyware and malware

  It of nothing to worry and is the default action, which is designed for them to do

  If the above does not apply to your machine to read the information on the below link on how to disable the windows defender service in vista or make an autostart to enable

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-service-in-Windows-Server-2008-or-Vista/

  and here is the method to remove it from startup in vista

  http://www.groovypost.com/HOWTO/Microsoft/Vista/remove-Windows-Defender-from-Vista-system-startup/

  and this is how you would normally activate or disable windows defender in vista from within defenders of own and options tools

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-for-Microsoft-Vista/

      

  and if you need to change startup programs read this information on the other methods of doing it without using defender

  using msconfig read this tutorial:

  How to use MSCONFIG in Windows Vista

  Here's how to use MSCONFIG in Windows Vista to disable some unnecessary programs that load automatically at startup

  http://netsquirrel.com/Msconfig/msconfig_vista.html

  and also try this FREE program Autoruns:

  This utility, which has a knowledge of auto-starting locations of any startup monitor, shows you what programs configured to run at system startup or login and that the entries in the order of processing windows. These programs include those in your startup folder, Run, RunOnce, and other registry keys. You can configure Autoruns to show other locations, including Explorer shell, toolbar extensions, helper objects to the browser, Winlogon notifications, auto and many start-up services more

  http://TechNet.Microsoft.com/en-us/sysinternals/bb963902

• Yellow exclamation on the windows defender on the notification area icon, tried to update, says no update available definition.

  Original title: security

  My computer shows a yellow exclamation mark on the windows defender icon in the notification area, I trobleshooted to open it and and I discovered that is outdated, so I chose the update now, but he says it is not definitions or updates available, my system at risk? I suppose Yes, so someone could help me solve this problem?

  Hello

  If you use Norton, AVG, Avira, Microsoft Security Essentials, McAfee, etc. the default action is for Windows Defender must be disabled, that these AntiVirus programs have their own Antispyware Applications.

  There is nothing to worry.

  Using both programs at the same time can cause system conflicts, etc.

  If you are using one of the above AntiVirus programs, this Information from David O - Support Engineer shows you how to manually enable Windows Defender (disregard information from uninstalling; not possible in Vista):

  http://answers.Microsoft.com/en-us/Windows/Forum/windows_vista-security/how-do-i-manually-start-Windows-Defender-in-Vista/dab845b2-9ba5-47F3-9518-c4c6781e7d5b

  "Go to start, Control Panel, Administrative Tools, Services. Look for Windows Defender.

  Right click and select Properties , ensure that Startup Type is automatic.

  Once modified, click apply and OK.

  Quit and restart your computer. Check the back take the same path to confirm that Windows Defender has started"

  .

  If you want to have additional protection against malware using the version FREE of Malwarebytes AntiMalware:

  http://www.Malwarebytes.org/products/malwarebytes_free

  And for now, change startup Vista programs without using Defender, use one of these methods:

  "How to use MSCONFIG in Windows Vista"

  http://netsquirrel.com/Msconfig/msconfig_vista.html

  Or the program Autoruns for FREE:

  "V11.21 Autoruns for Windows"

  http://TechNet.Microsoft.com/en-us/sysinternals/bb963902

  See you soon.

• I have Windows Vista. I can't get the Windows Defender to remain on I went through all the steps, options & save & tel, but it won't stay lit?

  I have Windows Vista. I can't the Windows Defender to stay lit. I went to tools, options, real-time protection, save & even restarted my computer. Am I missing something? I did it several times even. Then every time I check to see if it is on it says it's off. Help! My computer needs it. Thanking you in advance for your help.

  Hello

  If you use Norton, AVG, Avira, Microsoft Security Essentials, McAfee, etc. the default action is for Windows Defender must be disabled, that these AntiVirus programs have their own Antispyware Applications.

  There is nothing to worry.

  Using both programs at the same time can cause system conflicts, etc.

  If you are using one of the above AntiVirus programs, this Information from David O - Support Engineer shows you how to manually enable Windows Defender (disregard information from uninstalling; not possible in Vista):

  http://answers.Microsoft.com/en-us/Windows/Forum/windows_vista-security/how-do-i-manually-start-Windows-Defender-in-Vista/dab845b2-9ba5-47F3-9518-c4c6781e7d5b

  "Go to start, Control Panel, Administrative Tools, Services. Look for Windows Defender.

  Right click and select Properties , ensure that Startup Type is automatic.

  Once modified, click apply and OK.

  Quit and restart your computer. Check the back take the same path to confirm that Windows Defender has started"

  .

  If you want to have additional protection against malware using the version FREE of Malwarebytes AntiMalware:

  http://www.Malwarebytes.org/products/malwarebytes_free

  And for now, change startup Vista programs without using Defender, use one of these methods:

  "How to use MSCONFIG in Windows Vista"

  http://netsquirrel.com/Msconfig/msconfig_vista.html

  Or the program Autoruns for FREE:

  "V11.21 Autoruns for Windows"

  http://TechNet.Microsoft.com/en-us/sysinternals/bb963902

  See you soon.

• trying to turn the windows Defender I get message 0x8007056b4 what does that mean

  trying to turn the windows Defender I get message 0x8007056b4 what does that mean

  Hello

  If you use Norton, AVG, Avira, Microsoft Security Essentials, McAfee, etc. the default action is for Windows Defender must be disabled, that these AntiVirus programs have their own Antispyware Applications.

  There is nothing to worry.

  Using both programs at the same time can cause system conflicts, etc.

  If you are using one of the above AntiVirus programs, this Information from David O - Support Engineer shows you how to manually enable Windows Defender (disregard information from uninstalling; not possible in Vista):

  http://answers.Microsoft.com/en-us/Windows/Forum/windows_vista-security/how-do-i-manually-start-Windows-Defender-in-Vista/dab845b2-9ba5-47F3-9518-c4c6781e7d5b

  "Go to start, Control Panel, Administrative Tools, Services. Look for Windows Defender.

  Right click and select Properties , ensure that Startup Type is automatic.

  Once modified, click apply and OK.

  Quit and restart your computer. Check the back take the same path to confirm that Windows Defender has started"

  .

  If you want to have additional protection against malware using the version FREE of Malwarebytes AntiMalware:

  http://www.Malwarebytes.org/products/malwarebytes_free

  And for now, change startup Vista programs without using Defender, use one of these methods:

  "How to use MSCONFIG in Windows Vista"

  http://netsquirrel.com/Msconfig/msconfig_vista.html

  Or the program Autoruns for FREE:

  "V11.21 Autoruns for Windows"

  http://TechNet.Microsoft.com/en-us/sysinternals/bb963902

  See you soon.

• How do I restart the windows Defender

  error 0x800106ba

  Hello

  read this information on the Defender:

  ·                         If you use microsoft security essentials avg avira mcafee norton etc they disable the vista version of windows defender by default

  the basics of Microsoft security has its own version of windows defender

  and other anti-virus programs use their own particular type of application to scan for spyware and malware

  It of nothing to worry and is the default action, which is designed for them to do

  If the above does not apply to your machine to read the information on the below link on how to disable the windows defender service in vista or make an autostart to enable

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-service-in-Windows-Server-2008-or-Vista/

  and here is the method to remove it from startup in vista

  http://www.groovypost.com/HOWTO/Microsoft/Vista/remove-Windows-Defender-from-Vista-system-startup/

  and this is how you would normally activate or disable windows defender in vista from within defenders of own and options tools

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-for-Microsoft-Vista/

       and read this information to microsoft:

  Error message when you run Windows Defender: «Error 0x800106ba»

  http://support.Microsoft.com/kb/931849

  and if you need to change startup programs read this information on the other methods of doing it without using defender

  using msconfig read this tutorial;

  How to use MSCONFIG in Windows Vista

  Here's how to use MSCONFIG in Windows Vista to disable some unnecessary programs that load automatically at startup

  http://netsquirrel.com/Msconfig/msconfig_vista.html

  and also try this program;

  This utility, which has a knowledge of auto-starting locations of any startup monitor, shows you what programs configured to run at system startup or login and that the entries in the order of processing windows. These programs include those in your startup folder, Run, RunOnce, and other registry keys. You can configure Autoruns to show other locations, including Explorer shell, toolbar extensions, helper objects to the browser, Winlogon notifications, auto and many start-up services more

  http://TechNet.Microsoft.com/en-us/sysinternals/bb963902

• Why and how to activate the windows Defender?

  Defender goes in a loop when I try to open and then times out. Did not find how to activate the manuallt. Am unable to see Tools option

  Hello

  read this information on the Defender:

  ·                         If you use microsoft security essentials avg avira mcafee norton etc they disable the vista version of windows defender by default

  the basics of Microsoft security has its own version of windows defender

  and other anti-virus programs use their own particular type of application to scan for spyware and malware

  It of nothing to worry and is the default action, which is designed for them to do

  If the above does not apply to your machine to read the information on the below link on how to disable the windows defender service in vista or make an autostart to enable

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-service-in-Windows-Server-2008-or-Vista/

  and here is the method to remove it from startup in vista

  http://www.groovypost.com/HOWTO/Microsoft/Vista/remove-Windows-Defender-from-Vista-system-startup/

  and this is how you would normally activate or disable windows defender in vista from within defenders of own and options tools

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-for-Microsoft-Vista/

      

  and if you need to change startup programs read this information on the other methods of doing it without using defender

  using msconfig read this tutorial;

  How to use MSCONFIG in Windows Vista

  Here's how to use MSCONFIG in Windows Vista to disable some unnecessary programs that load automatically at startup

  http://netsquirrel.com/Msconfig/msconfig_vista.html

  and also try this program;

  This utility, which has a knowledge of auto-starting locations of any startup monitor, shows you what programs configured to run at system startup or login and that the entries in the order of processing windows. These programs include those in your startup folder, Run, RunOnce, and other registry keys. You can configure Autoruns to show other locations, including Explorer shell, toolbar extensions, helper objects to the browser, Winlogon notifications, auto and many start-up services more

  http://TechNet.Microsoft.com/en-us/sysinternals/bb963902

• difficulty opening the windows Defender

  open windows defender and error appears error: ox800106ba

  Hello

  ·                         If you use microsoft security essentials avg avira mcafee norton etc they disable the vista version of windows defender by default

  the basics of Microsoft security has its own version of windows defender

  and other anti-virus programs use their own particular type of application to scan for spyware and malware

  It of nothing to worry and is the default action, which is designed for them to do

  If the above does not apply to your machine to read the information on the below link on how to disable the windows defender service in vista or make an autostart to enable

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-service-in-Windows-Server-2008-or-Vista/

  and here is the method to remove it from startup in vista

  http://www.groovypost.com/HOWTO/Microsoft/Vista/remove-Windows-Defender-from-Vista-system-startup/

  and this is how you would normally activate or disable windows defender in vista from within defenders of own and options tools

  http://www.groovypost.com/HOWTO/Microsoft/Vista/disable-Windows-Defender-for-Microsoft-Vista/

  and read this information to microsoft:

  Error message when you run Windows Defender: «Error 0x800106ba»

  http://support.Microsoft.com/kb/931849

• Error: Windows defender Application is not found

  Original title: application not found error

  I have windows vista.  I get an error message cannot find windows defender application.  someone uninstalled and I can't reinstall.  I always get the message that it is already installed on vista.  How to solve this

  If you do not have one of these security programs installed, try this method to start Windows Defender:

  AutoScan - in the search box, type Services - press the Enter key.
  Scroll down and click on Windows Defender
  topic status, it should be... Has begun
  under Startup Type, it should be... Automatic
  If it does not say that, right click on Windows Defender - click Properties-
  in the Startup Type section, click on the pointer, and then select Auto
  to the service status, click Start
  Click OK

  t-4-2

• When you try to access the windows Defender message this operation has been cancelled due to restrictions in effect on this computer

  Help

  Hi baulchy,

  1 when was the last time it was working fine?

  2. did you of recent changes on the computer?

  3. you have any security software installed on the computer?

  Method 1

   

  Check and make sure that the Windows defender service is running on the computer.

  (a) click Start type services.msc in the Search box, and then click OK.

  (b) in the Services (Local) list, right-click Windows Defender, and then click Properties.

  (c) if the drop-down list Startup type is set to the value off, select Automatic from the drop-down list Startup type and then click OK.

  (d) click the file menu and then click exit.

  Method 2

  If the previous step fails then I would suggest that you scan and remove infections of malware or viruses on the use of the scanner online in the link below and check if it helps.

  The scan below only works on the 32-bit version of Windows

  http://OneCare.live.com/site/en-us/default.htm

  You can use the Microsoft security essentials to scan your computer

  http://www.Microsoft.com/security_essentials/

  I hope this helps!

  Halima S - Microsoft technical support.

  Visit our Microsoft answers feedback Forum and let us know what you think.

• When I try to access the windows Defender it says operation has been cancelled due to restrictions in effect on this computor. I think I uninstalled the control point

  I went to the windows Defender to change visual effects to take into account what was best for the performance. Now when I try to access windows Defender it says this operation has been cancelled due to restrictions in effect on this computer. Contact the system administrator. I tried to do a system restore, and looks that I uninstalled windows defender control point. What should I do

  Hello gailhorne,

  Do you have any antivirus software installed?  Please visit the link below and let us know the status.

  running windows Defender but receive error message that this operation has been cancelled the restrictions in effect on this computer

  http://answers.Microsoft.com/en-us/protect/Forum/protect_scanning/trying-to-run-Windows-Defender-but-get-error/6969e099-6c42-47B5-ADC5-18804bce3cb6

• I deleted the windows defender and you want to restore

  There is this software on my computer which safely remove files... I thought that it wont remove windows files. but when I tried on windows defender in program files, it has actually deleted it. I didn't modify other files dll. is possible that I can get this windows defender main .exe file. If someone (of confidence) could download this specific file to google docs and share me the link so that I can download and put it in my computer, while the windows Defender will work again.

  Thank you
  

  Fatah68,

  If you have removed Windows Defender of Program Files folder, you can use the System File Checker to replace any missing files:

  http://support.Microsoft.com/kb/929833

  Hope that helps!

  Cody C
  Microsoft Answers Support Engineer
  Visit our Microsoft answers feedback Forum and let us know what you think.