KB4041994 update fails with error code 0x80070643

KB4041994 is an update for computers running the variant of 64 windows bits 10 version 1709. Like all other Windows updates that are rolled out, Windows Update tries to automatically download and install this update on all computers for which it has been deployed. However, Many Windows users have complained of seeing the following error message when Windows Update tries to download and install update KB4041994 on their computer:

"There were problems installing some updates, but we will try again later. If you keep seeing this and want to search the web or contact support for information, this can help you: Update for Windows 10 version 1709 for x64-based systems (KB4041994) – Error 0x80070643 »

Update KB4041994 may fail to install with error code 0x80070643 for one of several different reasons, ranging from some kind of problem with Windows Update or a conflict with an application already installed on the computer until the update is simply incompatible with the computer. where Windows Update is trying to install it and it was mistakenly pushed to that computer in the first place. If you are having trouble downloading and installing update KB4041994 on your computer, The first thing to know is that it is not a critical system update and that failing to install it will not hamper the performance or functionality of your computer.. system.

Actually, KB4041994 update is nothing more than an installer for HEVC media extensions for computers running in an iteration of 64 windows bits 10 version 1709. As insignificant as an update, failure to download and install update KB4041994 may be a problem. Being that the case, The following are the most effective solutions that you can use to try to solve this problem (or at least make it go away):

Solution 1: reinicie Windows Update

The first and simplest possible cause of this problem is some kind of problem with Windows Update. Since Windows Update is the messenger that sends updates to computers and takes care of installing them, a problem with the utility may cause updates not to install. However, almost all problems that you may experience Windows Update can be solved simply by resetting it. To reset Windows Update on Windows 10, needs to:

1. Click here to download a .BAT file that will automatically restart Windows Update and all its components.

2. Save the .BAT file in an easy-to-access and memorable location on your computer, and navigate to this location once the file has been downloaded.

3. If the file is locked (and most likely it is), right click on it, click Properties in the context menu, check the box next to the Unlock option in the Security section, click Apply and then OK. If an Access Denied dialog appears, click Continue and then Yes (if you are connected to an administrator account) or enter the password for an administrator account (if you are logged into a standard user account). Check the Unlock option Click Continue.

4. Right-click the .BAT file and click Run as administrator in the resulting context menu. Click Run as administrator

5. If you are asked to confirm the UAC action, click Yes in the dialog box that appears. Click Yes. Enter your account password and click Yes

6. As soon as the .BAT file has run all the commands it contains and run to the end, Windows Update on your computer and all its components will have been restored. In this point, restart your computer.

When the computer starts, check if the attempt to install update KB4041994 still fails and returns error code 0x80070643.

Solution 2: uninstall HEVC from your computer and then install the update

Error code 0x80070643 in the context of installing update KB4041994 may also be caused by a conflict with another application installed on the affected computer. Since KB4041994 update is an installer for a HEVC media extension, any conflict with other applications on the affected computers can only be with other HEVC applications installed on them. If you have some type of HEVC application installed on your computer and you see this error message, simply uninstalling the app might be the right thing to do to install the KB4041994 update correctly. To uninstall HEVC from your Windows computer 10, should:

1. Open the start menu.

2. Click on Settings. Click on Settings

3. In the Settings window that opens, click Applications. Click Applications

4. Wait for Windows to complete a list of all the applications that are currently installed on your computer. When you see this list in its entirety, review it and locate the HEVC.

5. When you find the HEVC application installed on your computer, click on it to select it.

6. Click Uninstall.

7. Confirm the action if necessary and follow the uninstall process until the application has been removed from your computer.

Once this is done, go back to Windows Update and (unless you start to do it on your own), take it to Check for updates. Windows Update will begin to download and install all available updates for your computer., including update KB4041994, which should now install without any problem.

Solution 3: hide update KB4041994 from Windows Update

If none of the solutions listed and described above worked for you, your only remaining option might just be to hide the update from Windows Update, after which the utility will no longer attempt to download and install the KB4041994 update every time it checks the servers for Microsoft looking for updates for your computer. While it is true that not being able to correctly install the KB4041994 update will not have any adverse effect on the computer or its performance, the fact that it is on Windows Update will only be a long-term annoyance and could interfere with the installation of other updates, comparatively more important, for the team. With all this in mind, Hiding the KB4041994 update from Windows Update is a pretty smart move. If you want to hide the KB4041994 update from Windows Update, should:

1. Go here and download the file wushowhide.diagcab from Microsoft servers. This file is Microsoft's troubleshooter to show or hide updates for Windows.

2. Save the file wushowhide.diagcab in an easy to access and memorable location on your computer.

3. Navigate to the place where you saved the file. wushowhide.diagcab Once you have downloaded it, locate it and double click it to start it.

4. Click Advanced in the window that appears. Click on Advanced

5. Check the box next to Apply repairs automatically option, enabling it. Check the box to Apply repairs automatically

6. Click Next .

7. Once the troubleshooter has done his thing, click Hide updates. Click Hide updates

8. Look for Update for Windows 10 version 1709 for x64-based systems (KB4041994) in the list of updates that the troubleshooter finds available for your computer and check the checkbox next to it.

9. Click Next .

10. The selected update (update KB4041994, in this case) it will have been successfully hidden from Windows Update at this point. Click Close to exit the troubleshooter.

Once this is done, You no longer have to worry about this insignificant update or receive an error message with the error code 0x80070643 every time Windows Update starts automatically downloading and installing updates for your computer simply because this annoying little update has refused to install..