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Windows Defender and Windows AntiSpyware (Beta) do not run correctly when you install Windows Defender on a computer where Windows AntiSpyware (Beta) is already installed

SYMPTOMS
When you install Microsoft Windows Defender on a computer where Microsoft Windows Antispyware (Beta) is also installed, neither product runs correctly.
CAUSE
This problem occurs because Setup installs Windows Defender files in the same folder where Windows Antispyware (Beta) files are already installed.
RESOLUTION
To resolve this problem, uninstall Windows Antispyware (Beta) before you install Windows Defender.
STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Properties

Article ID: 925559 - Last Review: 09/28/2011 15:28:00 - Revision: 3.0

  • Windows Defender
  • kbdefenderrtwswept kbtshoot kbprb KB925559
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