My pc always tells me that I've updated, but they will not install. They are Net Framework 2/3/4 and they seem to be something to do with SP1 and SP2.

With my windows updates I tells me there are updates that are ready to be installed and when I try to install them they will not install, they are all updated to Net Framework 2/3/4 / and seem to be something to do with Sp1 Sp2, I'm not that computer so I don't know what to , is there something missing in my pc they have a number, KB2539636 KB2518864 KB2518870 KB2478658. could someone please

Hello

Follow the steps from the link and try again to install windows update and check if it helps.

Link: 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

Tags: Windows

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