Microsoft provides the Windows Update service in the form of Service Packs and patches to update the Windows Operating System. Microsoft provides this service not only for the Windows OS or other Microsoft software but also including several modern hardware drivers. Certain updates mainly cover several improvements of Windows features as well as security updates such as key updates for Windows Defender. But sometimes, the users face several types of error while installing the latest Update for the Windows Operating System. Windows Update error 0x80070643 is one of those bugs that faced by several users. This error indicates that there is a fatal failure in the newly downloaded update version.
If you are searching for the solutions of this error, then you just arrived at the right page. Here in this article, we are going to presents some easy hacks to fix this error. Hence, you are advised to go through the entire article carefully as well as implement all the steps mentioned below. So, let’s begin.
Before going to the solution, it’s better to know the causes behind Windows Update error 0x80070643. Have a look at the below points to know the reasons for this error:
Now, compare these reasons with your current situation and try to fix this error with the help of the solutions given below.
Basically, the Definition Update of Windows Defender benefits you to assure that the antimalware fix identifies the tweaks threat as well as the latest warning detection logic. Windows Update increases the ability to recognize different threats in a proper way. In other terms, your system can be at a bigger risk of being affected by viruses or malware.
But, nothing to be getting worried about this. There is a lot of solutions such as Reset Windows Update, Uninstall HEVC, Hiding Update K44041994 to solve this error. You will see all of these solutions described in the guide below thoroughly. Just apply those methods by performing the specified steps to solve the Windows Update error 0x80070643.
The simplest and first cause of this error is the problem with Windows Update. As Windows Update is the carrier which provides updates to the computers as well as takes care to install them, a problem with the utility can cause behind this issue. By resetting the Windows Update you can easily solve such problems.
When restarting the system, check whether the Windows 10 update error 0x80070643 still occurs or not.
Windows 10 update error 0x80070643 can also be happened by a conflict with other app installed on the Computer. If you have installed any types of HEVC application on your system and are encountering this error notification, then uninstalling the application can help you to be able to install the latest update properly. To perform this, you need to follow the steps given below:
After completing the uninstalling process, you need to go back to Windows Update as well as Check for the updates. Then, the Windows Update will start to download and install all the updates available for the system.
After performing the above steps, you need to check that the Windows Update error 0x80070643 is still showing or not.
Software Distribution folder is a substitute folder where the Windows saves the update files till they are downloaded. Then, Windows initiates the upgrading procedure. Renaming the folder might solve the Update error 0x80070643 in Windows. You can solve this error by performing the steps given below:
1st: net stop wuauserv
2nd: net stop cryptSvc
3rd: net stop bits
4th: net stop msiserver
5th: ren C:\Windows\SoftwareDistribution SoftwareDistribution.old ren:\Windows\System32 \catroot2 catroot2.old
6th: net start wuauserv
7th: net start cryptSvc
8th: net start bits
9th: net start msiserver
Now check, that the error 0x80070643 while updating Windows, is still showing or not. If the error still persists, then go to the next method.
Another solution you need to try to solve the Windows Update error 0x80070643 is to run the SFC or System File Checker of the system. It is a service of Windows which helps its users to scan the corrupted file from the Windows system files as well as helps them to restore those files. The option ‘sfc scannow’ is one of the various specific process available of the sfc command. This command is used to run the System File Checker of the system.
If the System File Checker scan could not solve this issue or for some specific issue you could not run this scanning, then first you should try to use the DISM scan. Then again, you need to run the System File Checker scan. Deployment Image Servicing and Management or DISM can help you to repair as well as prepare the Windows images, includes the Windows PE, Windows Setup, and Windows Recovery Environment. To run this you have to go to the Command Prompt and run it as the administrator. Then type the ‘DISM /Online /Cleanup-Image /RestoreHealth’ command. After that, you need to press the Enter key from the keyboard to run the command.
In the above discussion, we have provided some of the easy solutions to fix the Windows update error 0x80070643. We hope, after successfully performing the above steps in their mentioned order, it will help you to put an end to this error. After going through the above article if you still face the error, then you need to contact a tech expert. You also can share your queries through the comment box given below.