Microsoft has released KB5014666 for the Insiders who are still using Windows 10 version 21H2 in the Release Preview channel. This flight brings some fixes for the operating system, therefore we recommend that if you are subscribed to the said channel, you should install this update using the given guide below.
That said, it does not include any new features at the moment. Installing KB5015878 will upgrade your operating system’s build to 19044.1862.
Let us now see what new fixes this flight brings.
Table of contents
New in KB5014666 (Build 19044.1862)
Below are the new improvements and fixes included in this flight:
- Microsoft has provided the ability for you to consent to receive urgent notifications when focus assist is on.
- The functionality for Windows Autopilot deployment scenarios that are affected by the security mitigation for hardware reuse has been restored.
- The overhead of resource contention in high input/output operations per second (IOPS) scenarios that have many threads contending on a single file has been significantly reduced.
- The reliability of a push-button reset after an OS upgrade is now improved.
- An issue that makes the tenant restrictions event logging channel inaccessible if you remove the EN-US language pack has been fixed.
- An issue that prevents troubleshooters from opening has been mitigated.
- The Remove-Item cmdlet has been updated to properly interact with Microsoft OneDrive folders.
- An issue that causes certain docking stations to lose internet connectivity when waking from Sleep mode has been addressed.
- Functionality has been added that caches additional audio endpoint information to improve the OS upgrade experience.
- An issue that might cause consecutive video clip playback to fail in games that use DX12.
- We fixed an issue that affects certain games that use the XAudio API to play sound effects.
- An issue that causes port mapping conflicts for containers has been addressed.
- An issue that causes Code Integrity to continue trusting a file after the file has been modified has been addressed.
- An issue that might cause Windows to stop working when you enable Windows Defender Application Control with the Intelligent Security Graph feature turned on has been fixed.
- An issue that affects the height of the Search box when you use multiple monitors that have different resolutions as measured dots per inch (DPI) has been addressed.
- An issue that prevents the Storage Migration Service (SMS) from completing inventory on servers that have many shares has been addressed.
- An issue that causes the Windows profile service to fail sporadically has been mitigated.
With these improvements, Microsoft has not disclosed any known issues at the moment.
How to Install Windows 10 Build 19044.1806 (KB5014666)
To install this update, you need to be running Windows 10 and subscribed to the Release Preview channel. If you have enabled Windows updates, you will automatically get a “New features are ready to install” prompt.
If not, follow these steps to install this update:
Open the Settings app, and then click Update & Security.
On the right side, click Check for updates.
The app will then scan for pending updates. When scanned, you will then see the following update downloading and installing:
2022-07 Cumulative Update Preview for Windows 10 Version 21H2 for x64-based Systems (KB5015878)
When done, click Restart now to finalize the installation.
Once the computer reboots, you can check that it has been updated to build 19044.1618 by typing in winver in the Run Command box.
Rollback/Uninstall Windows 10 Insider Preview Update
If you do not wish to keep the installed preview update for some reason, you can always roll back to the previous build of the OS. However, this can only be performed within the next 10 days after installing the new update.
To roll back after 10 days, you will need to apply this trick.
You can also resort to uninstalling the update using the method below.
Uninstall KB5014666 Using Command Prompt
Since we have installed this update using Windows Update, it will not be listed in the list of updates but you can see it in the command line, and thus uninstall it. Here is how:
Run the following command:
wmic qfe list brief /format:table
This will show all the updates installed on the computer. Make sure that the update(s) you want to uninstall is in the list. Now run the following command to uninstall it:
wusa /uninstall /kb:5015878
Now click Yes from the popup to confirm the action.
The update will now begin uninstalling. When it completes, restart the computer for the changes to fully take effect.
Cleanup After Installing Windows Updates
If you want to save space after installing Windows updates, you can run the following commands in Command Prompt:
DISM.exe /Online /Cleanup-Image /AnalyzeComponentStore
DISM.exe /Online /Cleanup-Image /StartComponentCleanup