Possible Error Message
‘Microsoft .NET Framework 3.5 Service Pack 1 and .NET Framework 3.5 Family Updates (KB951847) x86’. I’ve tried multiple times to get the update to install, but every time I just get to 99% and it says ‘Code 490 Windows Update encountered an unknown error.’
You might have experienced computer slowdown, program crashes, or even blue screen of death due to error code 490. And if this error could not be fixed properly right away, there is a good chance that your computer would suffer from further damages.
We strongly suggest that you run a quick scan for error code scan for your PC to check and fix the errors.
Introduction of Error Code 490
When you receive an error code 490 error message, it means that the registry of your computer is probably damaged or corrupt. If you have a corrupt registry, you would probably keep on getting this error message, especially during startup or shutdown. Besides, the error message would also indicate certain malfunctioned hard ware device installed in your computer.
Resolution of Error Code 490
To avoid further damages in your operating system, you should take immediate steps to fix error code 490 when you receive the error message. Actually, error code 490 shows up when certain hard ware in your compute is not working right. It could be caused by some outdated driver of that hard ware. You would also see the error message when the hard ware device you installed in your compute is missing. When this happens, you should check the present status of that hard ware device to see if the driver is installed correctly to your computer.
Once you know the causes and consequences of error code 490, corrective measures must be adopted to tackle with the problem. Luckily, it is generally considered as one of the most common errors in your operating system that can be fixed easily in a short time.
The error code 490 is actually related to .NET Framework 1.1 in your computer. So the most effective way to deal with the problem is to check and repair the .NET Framework file. To do this, you have to follow the instructions below:
Download Windows Installer CleanUp Utility > operate the program > remove .NET Framework
Open your web browser and visit Microsoft website
Download .NET Framework 1.1 and .NET Framework 1.1 Service Pack 1
Copy the file into your hard drive and restart your computer
Go to Start > Run
Type “NDP1.1sp1-KB867460-x86.exe and install .NET Framework 1.1 SP1”
Press Enter
Reboot your computer
To ensure the security and efficiency of your PC, get our ErrorCodeFix to fix Error code 490 in minutes.
Mona has provided some solutions of error code errors in this article. ErrorCodeFix will help you repair error code errors in an easy and effective way.