Windows Defender disabled and error: 0x8000705b4

somehow my windows Defender has been disabled and I can't get it back on.  I downloaded microsoft essentials and now advocates for windows do not work, and I want that it

Microsoft Security Essentials has its own integrated version of the defender and should automatically disable the version of Vista in Windows Defender.

If it's not:

http://Windows.Microsoft.com/en-us/Windows-Vista/turn-Windows-Defender-on-or-off

Turn Windows Defender on or off the information on the link above of Microsoft.

Hope the foregoing explains the common compatibility issues with Windows Defender and MSE.

See you soon

Mick Murphy - Microsoft partner

Tags: Windows

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    You are welcome. Your computer must NOT be connected to the internet or networks without a fully functional antivirus, completely update installed application. But first, let's take care of any Norton "leftovers"...

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    3. click right on the file saved in #1 above, and then select run as administrator to run the utility. DO TAP not your keyboard until the race ends, then restart.

    Now, you will need to download/install an antivirus application. While I do not recommend professionally AVG, you might find that AVG Free 9.0 more compatible if you choose a CUSTOM this time installation above and don't install NOT of Linkscanner Search-Shield, Active Surf-Shield, security or the email of crawl components toolbar.

    Why you don't need your anti-virus to scan your email
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    =============================
    * Microsoft Security Essentials (MSE) includes components of antivirus and antispyware protection. The latter will replace (and must turn off automatically) Windows Defender in Vista.

    ~ 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

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    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.

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

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

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

    See you soon.

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    Thank you!

    I don't see how MSE/Defender might logically have caused a problem with the firewall, but let's try this... we know all two computers (and computer users) sometimes do strange things.

    Make sure Windows Defender is disabled: http://windows.microsoft.com/en-US/windows-vista/Turn-Windows-Defender-on-or-off

    Uninstall the MSE of control panel and if necessary, use this link: http://support.microsoft.com/kb/2483120 to include running the Fix it Tool if you need to.

    Restart the computer.

    Then reinstall MSE using an installation file fresh from here.  During the installation you expected to have the opportunity to market the Windows FW.   Give it a try.

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    Good luck...

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    Hello

    ·         You have a third-party security software installed on the computer?

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    If so then try to disable the antivirus and then check to see if you can turn on Windows Defender.

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    Hello

    read this information on the Defender:

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    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

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

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

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

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

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    ========================
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