All we are using windows operating system because it is the open market operating system. We are easily got any version of windows on the market. After some time windows need an update and if you turn on the automatic update then windows get updated when it needed automatically. If you don’t turn on automatic update then when you think that your computer may need to be updated then you on the update and looking for an update. But sometimes it fails to update because some error happens. Windows, not valid key showing when trying to update the Windows operating system. It’s very irritating when you saw update error in windows update when trying to download and install an update. The product key is a critical error and you need to solve as soon as possible. This error is very common in the Windows operating system, but when this happens then it must be solved when it appears unless it will take you the much bigger problem like system corruption.
Causes for getting windows to update error when you try to install update:-
Windows update error happens when your computer is infected by the virus, malware or Trojan. Some of the files are missing or corrupted which is required installing the update. Sometimes registry permission is changed or some of the registry file is missing or corrupted. Windows os is not properly installed. In case of firewall does not through you o get an update. If your computer is shut down automatically when downloading is processing.
How to fix windows product key update error, follow the steps given below:-
If product key in windows update when you try to install update error message is displayed on the screen then scan your whole computer to check if any virus, malware or Trojan is present or not. If any found then delete it. Check if any file is missing or corrupted which is required to install windows update then restore the computer in previous dates. If you are trying to solve the error manually then it may cause serious damage, to prevent from it don’t solve it manually take the Advanced System Repair Tool and solve the problem automatically, just need to download. if any registry permission or some of the registry file is missing or corrupted then change permission or if missing or corrupted found then try to update registry or update registry or restore the computer for registry got found that missing or corrupted get solved. If your windows os is not properly installed then reinstall windows again to fix windows product key update error. Always keep in mind when windows update downloading is in the process, your computer must not shut down it happens then it shows update error.
All the above manual instruction given above getting fails or not helps much then try to fix this error by using the Advanced System Repair Tool tool. Advanced System Repair Tool tool is very helpful and most reliable and secure for you and your computer.