How to disable Windows Live OneCare

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Article ID: 910654



Windows Live OneCare is no longer available for sale

Existing subscribers will continue to be supported throughout the term of their subscriptions. Existing subscribers can reinstall by following the steps to download a trial, and can still add a PC to their existing OneCare circle.

Learn more about end of sale for OneCare.

On September 29th 2009, Microsoft introduced Microsoft Security Essentials, a FREE consumer anti-malware solution for Genuine Windows based PCs.

Learn more about Microsoft Security Essentials or download from Microsoft directly at: http://www.microsoft.com/security_essentials/default.aspx.



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This article discusses how to disable Microsoft Windows Live OneCare.

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Important These steps may increase your security risk. These steps may also make your computer or your network more vulnerable to attack by malicious users or by malicious software such as viruses. We recommend the process that this article describes to enable programs to operate as they are designed to, or to implement specific program capabilities. Before you make these changes, we recommend that you evaluate the risks that are associated with implementing this process in your particular environment. If you choose to implement this process, take any appropriate additional steps to help protect your system. We recommend that you use this process only if you really require this process.
To disable Windows Live OneCare, follow these steps:
  1. Click Start, click Run, type CMD, and then click OK.
  2. At the command prompt, type the following commands one at a time, and then press ENTER after each command.

    Note You may receive a message that states that the computer might be at risk when you run these commands and disable the Windows Live OneCare firewall and antivirus programs.
    • sc config msfwhlpr start= disabled
    • sc config msfwdrv start= disabled
    • sc config msfwsvc start= disabled
    • sc config mpfilter start= disabled
    • sc config onecaremp start= disabled
    • sc config winss start= disabled
  3. Restart the computer.
To re-enable Windows Live OneCare, follow these steps:
  1. Click Start, click Run, type CMD, and then click OK.
  2. At the command prompt, type the following commands one at a time, and then press ENTER after each command:
    • sc config msfwhlpr start= system
    • sc config msfwdrv start= auto
    • sc config msfwsvc start= auto
    • sc config mpfilter start= auto
    • sc config onecaremp start= auto
    • sc config winss start= auto
  3. Restart the computer.

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Article ID: 910654 - Last Review: April 11, 2013 - Revision: 7.0
Keywords: 
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Retired KB Content Disclaimer
This article was written about products for which Microsoft no longer offers support. Therefore, this article is offered "as is" and will no longer be updated.

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