When you select a library in the left pane of File Explorer in Windows 10 or 11, the cursor turns into a blue circle, and File Explorer freezes. Deleting the libraries and restoring the default libraries does not resolve the issue.Read more
Windows
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Errors 0x800703fa and 0x80071a2d when installing Cumulative Update
The latest Windows 10 cumulative update may fail with error code 0x800703fa. Many users are experiencing this issue when installing the KB5066791 update (October 14, 2025) or earlier. Installing it using the .MSU file from the Microsoft Update Catalog may not work either.Read more
White line appears under the Address Bar in File Explorer
When you open a folder, a white line may appear under the address bar, as shown in the image below. The white line is glaringly noticeable when the user interface is in dark mode.Read more
Guarded Host is preventing hibernation on this system
If the hibernate option is missing in the Shutdown flyout in the Start menu, the feature may have been turned off or disabled by an internal component. If you enable hibernation using the powercfg /h on command or configure hibernation using the powercfg /h /type full command, the following error may occur:
Hibernation failed with the following error: The request is not supported.
The following items are preventing hibernation on this system.
An internal system component has disabled hibernation.
Guarded Host
[Fix] Microsoft Store Error 0x8024500c
When you try to install or update an app in the Microsoft Store, the error code 0x8024500c may occur. Here’s the full error message verbatim:
Turn on Windows Update This install is prevented by policy. Ask your admin to enable Windows Update. Code: 0x8024500C
[Fix] Duplicate OneDrive Icon in File Explorer
When you open File Explorer, you may notice two instances of the OneDrive icon in the navigation pane. The first one may appear as “OneDrive” and the other one as “OneDrive – Personal”, both containing the same set of files and folders. You wonder how to remove the duplicate OneDrive entry.
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“DirectX Runtime” component required when running a game
When you run a game that requires the DirectX 2010 runtimes, the following error may occur.
The following component(s) are required to run this program: DirectX Runtime
Windows 11 25H2 ISO (26200.6584) SHA256 Checksum
This page lists the SHA256 hashes for the Windows 11 25H2 (Build 26200.6584) ISOs downloaded from the Microsoft portal. The following list was published by Microsoft.
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Error 0xc004f050 Upgrading from Windows 11 Home to Pro
After purchasing Windows 11 Home to Pro via the Microsoft Store digital upgrade, the installation may fail with error code 0xc004f050 at 10%.
Error code 0xC004F050 indicates “The Software Protection Service reported that the product key is invalid.”Read more
PowerShell “License OK” message at Startup
When you log in to your account, PowerShell may automatically open and display the message “License OK” in the console. Here’s the full output.Read more