Microsoft Security Essentials Installation Error coded : 0x80070643

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I have installed this in many PCs although in some it installs properly, some gives me an installation error. A screenshot of the error code is applied. Because of this error I can't install Microsoft Security Essentials on those PCs. Please help me on this guys. Thanks a lot for your efforts.

 

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Best Answer by Gideon Yasti
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Answered By 0 points N/A #135794

Microsoft Security Essentials Installation Error coded : 0x80070643

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Hy,

Microsoft security essential and windows defender is effective anti virus for the computer by Microsoft. Especially most of the windows XP users who were using Microsoft security essential for keep the computer secure from virus; they are very satisfied to use it.

Usually you will not get any error to download of install it in your computer if you use a genuine windows xp in your computer. So it’s very important to keep your windows with the latest update from the up to date for use Microsoft feature.

You did not attach any error in your screenshot. Although, you got any error to install it, just inform the Microsoft official forum to get proper feedback.

Answered By 0 points N/A #135795

Microsoft Security Essentials Installation Error coded : 0x80070643

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This error can cause by dotnet framework, you just clean by this tool then install Microsoft security essential and update your antivirus and windows properly.

Click the following link to download the tool.

Dotnetfx cleanup tool.zip

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