Fix 0x80070643 Error in Windows 10

When upgrading an operating system, Failures are quite common. One of the most common mistakes is 0x80070643. It was known before the release of "ten", Therefore, various working methods have been developed with the help of which it can be corrected.

Fixing the 0x80070643 error in Windows 10

The bug does not accompany any specific component and may refer to updates of multiple degrees of relevance, which means that there is no specific reason for its appearance. Alternatives to fix the problem, therefore, There are also many: from fixing the service that provides Windows updates 10, to avoid conflicts with the software already installed on the device. Let's look at each of them in order.

Method 1: Troubleshooting the Update System

Microsoft has its own tool to fix these errors, So, let's use it first.

Download the Windows Update Center troubleshooter from the official web portal

1. Download, Run the utility and click “Next”..
2. After scanning the system, We choose the option “Try to fix problems as an administrator”.. The utility will restart and re-diagnose to find and fix additional errors.
3. When the procedure is complete, Close the troubleshooter.
4. Restart the device and run the update check again.

Method 2: Download updates manually

Microsoft has also developed “Windows Update Center directory”.Where you can find up-to-date drivers, Updates & Patches. As an example, If a file doesn't download properly to your computer, unlikely to install. In this circumstance, You can download it again.

Read more: Manually install Windows updates 10

Method 3: Restore Corrupted System Files

Windows operating system 10 It has two tools dism.exe. and sfc.exethat allows you to verify and restore the integrity of system files. The first utility is used to restore the system's component repository. With the second, All protected files on the system are scanned, and corrupted files are replaced with a cached copy.

Read more: Verifying and Restoring System File Integrity in Windows 10

Method 4: Troubleshooting NET Framework

NET Framework is a software platform designed to run applications and games. When it gets corrupted, There is a high risk that it will crash when it is updated. First, We are going to use a special tool that will check the software platform and if it finds errors, It will correct them.

Download NET Framework Repair Tool from the official web portal

1. Run the utility, Accept the developer's terms and click “Next”..
2. If the tool encounters issues related to the operation of the platform, will offer to fix them. Click on “Next”..
3. When the utility has made the necessary changes, press “End up”..

If the problem persists, try updating the NET Framework. Another alternative is to reinstall the software after uninstalling the previous version.

read more:
How to update the .NET Framework
Uninstalling the Microsoft .NET Framework software component

Method 5: Clean Windows Update Components 10

The system has two important service directories: “Software distribution” and “Catroot2”. The first directory is used to download updates before installing them. They are stored there for a while and then the system automatically deletes some of them. In the folder “Catroot2” Fake files that are also used during the update. You can reset components by deleting or renaming these directories.

1. Open the console with administrator privileges.
2. Enter the following commands in sequence and execute them by pressing “Come in”. This will disable services that may prevent you from taking other actions.

   net stop msiserver
net stop wuauserv
net stop bits
net stop cryptsvc

3. Back up old folders. To do this, First we write

   ren C:WindowsSoftwareDistribution SoftwareDistribution.old

   and then

   ren C:WindowsSystem32catroot2 Catroot2.old

   These paths can be used to find the directories you've created.

4. Restart the stopped services one by one using the codes:

   net start msiserver
net start wuauserv
net start bits
net start cryptsvc.

5. Let's draw a line Exit and close the console.

Read also: Run the “Symbol of the system” as an administrator in Windows 10

Simply, You can delete these folders after you stop the services. The next time you upload updates, The system will continue to create new. In this circumstance, Backups have been saved so that, If something goes wrong, can restore them.

Method 6: Virus Removal, Disabling Antivirus

Viruses negatively impact the system as a whole, so a deep scan with an antivirus can erase the error. At the same time, antivirus software and Windows Defender can block the installation of programs, And system update files are usually no exception. To check this option, You can turn off your firewall and antivirus for a while. The main thing to remember is that Windows will be vulnerable to viruses at that point, hence, regardless of the outcome, You need to restart your protection software.

read more:
Antivirus deactivation
Disable Defender in Windows 10

Another alternative is to erase recently installed programs and games one by one, since they are the ones that can cause the error. Sometimes it makes sense to wait for the next update to arrive, especially if the problem occurs when installing two or three components that are not critical. There have been instances where the subsequent upgrade was successful.

Above we have discussed the most common ways to fix the error 0x80070643. If you know of any other methods to fix the problem, Write it down. This information can help other users who are already thinking about reinstalling the system.

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