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

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SYMPTOMS

When you install Microsoft Windows Defender on a computer where Microsoft Windows Antispyware (Beta) is also installed, neither product runs correctly.

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CAUSE

This problem occurs because Setup installs Windows Defender files in the same folder where Windows Antispyware (Beta) files are already installed.

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RESOLUTION

To resolve this problem, uninstall Windows Antispyware (Beta) before you install Windows Defender.

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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APPLIES TO

• Windows Defender

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Keywords:

kbtshoot kbprb kbdefenderrtwswept KB925559

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