Windows 10: Some Strange Things Going on With Defender

Discus and support Some Strange Things Going on With Defender in AntiVirus, Firewalls and System Security to solve the problem; This has been going on for so long now I think I may have some sort of malware. I have a red cross on anti virus in security centre and on the task... Discussion in 'AntiVirus, Firewalls and System Security' started by mygeneration, Mar 3, 2019.

  1. Some Strange Things Going on With Defender


    This has been going on for so long now I think I may have some sort of malware.

    I have a red cross on anti virus in security centre and on the task bar shield. In settings it tells me I am using third party anti virus but I have used every dedicated AV uninstaller.

    I have also visited services.msc and the registry and checked that all is as should be there. In services you can start Defender but it doesn't "stay started" as it were.

    Despite telling me that I am using 3rd party AV, update still tries to download new virus definitions for defender, and of course they fail. As they have been since Dec 14th last year when coinicidentally Security update KB4470788 was downloaded.

    I tried to uninstall this thinking it might be the cause, and of all the updates this is the only one which won't allow me to uninstall it.

    So after all that, if anyone's got any ideas as to what's wrong, they would be much appreciated!

    :)
     
    mygeneration, Mar 3, 2019
    #1
  2. Rose Cal Win User

    Windows defender is not going to enable manually....

    Hi,

    Windows Defender Antivirus works help protect your device by scanning for malicious or unwanted software and uses real-time protection to scan everything you download or run on your device. To efficiently assist you, we'd like to gather more information:

    • What is the exact error message you received?
    • Are you able to use Windows Defender before?

    Meanwhile, we suggest that you follow the steps in this article on how to turn on/off Windows Defender.

    Let us know if you need further assistance.
     
    Rose Cal, Mar 3, 2019
    #2
  3. WINDOWS DEFENDER is turned off

    Hi Ahmed,

    Since you're not able to turn on Windows Defender as well, we'd like to know if you have made any changes recently prior to this issue. In the meantime, you may follow the steps below on how to turn on Windows Defender manually:

    • Type Windows Defender in the Search bar and press
      Enter.
    • Go to Settings and make sure that the Turn on real-time protection recommended option is turned on.
    Same thing with the other members who are having the same issue, we suggest that you check if the service was setup to
    Automatic in the Services option. Please follow the steps that we've provided last
    September 3, 2017.

    Let us know how if you were able to turn it on properly by changing the Startup type to Automatic.
     
    Eileen Gal, Mar 3, 2019
    #3
  4. Some Strange Things Going on With Defender

    Phenom 9850BE low voltage overclocking results!

    well if your going to continue with overclocking, i suggest doing the baby steps thing heh. good luck with the overclocking
     
    eidairaman1, Mar 3, 2019
    #4
Thema:

Some Strange Things Going on With Defender

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