Cannot install the update to windows. Error 66A and 643

Original title: update

What to do? the computer tells me to update I'm going through windows Updater runs and after a minute error 66 has 643 error happens and no updates, what can do to solve this problem?

Hello

1 how long have you been faced with this problem?

2. don't you make changes on the computer before this problem?

3. this happens while trying to install a specific update?

Run the fix it tool in the following article and check

Diagnose and automatically fix common problems with Windows Update
http://support.Microsoft.com/mats/windows_update/

You can also consult the following articles that may help you resolve this problem.

When you try to install an update for .NET Framework 1.0, 1.1, 2.0, 3.0 or 3.5, you may receive Windows Update '0 x 643' error code or error code Windows install "1603".
http://support.Microsoft.com/kb/923100

You receive the error 0 x 80070643, error code 0 x 643 or updates may be offered again when you try to install the .NET Framework updates when you use Windows Update or Microsoft Updates
http://support.Microsoft.com/kb/976982

Error code '0x8007066A' or "66" when you use the Windows Update Web site or Microsoft Update to install the .net Framework update
http://support.Microsoft.com/kb/2507641/

Tags: Windows

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