If your having problems with Microsoft .NET Framework 3.0: x86 (KB928416) failing to install via Windows Update, you can rest assured that your not alone. It is common to see Error code 0x643 for the KB928416 update problem in your update history. In the following simple solution, I will show you how to overcome this Windows update issue and finally get .NET Framework 3.0 properly installed.
Fixing the Microsoft .NET Framework 3.0 update failure:
- Download the Microsoft .NET Framework 3.0 Redistributable Package
- Once you have finished downloading the dotnetfx3setup.exe, continue with the installation
.NET Framework 3.0 should now be installed on your PC. I would recommend you proceed to run Windows Update again to install the Service Pack 1 fix for .NET Framework 3.0.