If you encounter error 0x8024500C after a Windows Update or when you were trying to update Windows Store apps, read on as this post will guide you in fixing the problem. This kind of Windows Update error indicates that the Windows Update service has been blocked.
Here are some suggestions you could check out to resolve the Windows Update error 0x8024500C on your Windows 10 computer.
You need to check if all the Windows Update Services are up and running or not. To do so, follow the steps below.
You might also want to run the Windows Update Troubleshooter as it could also help in fixing Windows Update Error 0x8024500C. To run it, go to Settings and then select Troubleshoot from the options. From there, click on Windows Update and then click the “Run the troubleshooter” button. After that, follow the next on-screen instructions and you should be good to go.
Error 0x8024500C might be due to a Windows Update that has failed. So if it is not a feature update and only a cumulative update, you can download the Windows Update and install it manually. But first, you need to find out which update has failed, and to do so, refer to the following steps:
Note: You can also use the Microsoft Update Catalog, a service from Microsoft that provides a list of software updates that can be distributed over a corporate network. With the help of this service, it can be easier for you to find Microsoft software updates, drivers as well as fixes.
Note: If you are using a third-party proxy service, you have to disable it.
Just like browsers, Microsoft Store also caches as you view apps and games so it is most likely that the cache is no longer valid and must be removed. To do so, follow the steps below.
Performing System Restore might help you in fixing the Windows Update error 0x8024500C. You can do this option either by booting into Safe Mode or in System Restore. If you are already in the Advanced Startup Options, just directly select System Restore and proceed with the next steps. And if you have just booted your PC into Safe Mode, refer to the steps below.

The 0x800ccc90 is a common Outlook Express error. This error occurs when Outlook Express fails to connect to the mail server that handles incoming and outgoing emails.
The error is usually displayed as:
“There was a problem logging onto your mail server. Your User Name was rejected.”
Though this error does not pose any security threats to your PC if it is not fixed immediately, it may limit your ability to send and receive emails on your Outlook email address.
The error 0x800ccc90 is usually triggered by the following causes:
If you come across the error 0x800ccc90, then don’t you worry! You don’t have to hire a professional to resolve this issue. In fact, you can fix it all by yourself. Here are some DIY solutions to repair this problem.
However, if you are still unable to resolve the problem, then this means the PST files are corrupt and damaged and there is no problem from the server's end. When this happens, then the best way to resolve this problem is to download a PST repair tool.
We suggest downloading the PST repair tool from a trusted website.
After downloading it, run and scan it on your PC to detect errors. You will have to be patient because scanning may take a couple of minutes. Once the scanning is complete, click on repair to resolve the problem.
So, next time when you are unable to send or receive emails on your Outlook Express and you see the 0x800ccc90 error message, then try using the solutions given above to resolve the error right away.
HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftBiometricsCredential Provider
Computer Configuration > Administrative Templates > Windows Components > Biometrics
Error Causes
Error CausesHKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionWindowsUpdateOSUpgradeNote: If the above-given registry key does not exist, you can simply create it. All you have to do is right-click on the WindowsUpdate key and then select the New Key option and type “OSUpgrade” as its name. Afterward, create a new DWORD (32-bit) Value and name it “AllowOSUpgrade” and set its value to 0x00000001. Step 3: Restart your computer and check if the error is now fixed. And then try to update your Windows 10 computer again and while you’re at it, make sure that you’re around your computer to interact with the prompts needed to complete the installation process.