Fix Windows 10 Update Error 0x8007042B

When updating Windows 10, if you receive a message – Something went wrong, error code 0x8007042B, it could be because of multiple reasons.  Also, this error code could appear in multiple scenarios including upgrading to new feature update or a new build using Media Creation Tool or Windows Update Assistant. Sometimes the error code could be followed with an extra code which could be similar to 0x2000d. However, the core problem remains the same for all. In this guide, we will share how you can resolve Windows 10 Update Error 0x8007042B.

Windows 10 Update Error 0x8007042B

Windows 10 Update Error 0x8007042B

Go through the list and make sure to hit the Update button again after every suggestion.

1] Run DISM Tool

When you run DISM (Deployment Imaging and Servicing Managemen) tool, it will repair Windows System Image and Windows Component Store in Windows 10. All of the system inconsistencies and corruptions should be fixed. You can either use Powershell or command prompt to execute this command.

2] Run System File Checker

This will repair corrupted or damaged Windows files. You will need to run this command from elevated CMD, i.e., command prompt launched with admin privileges.

3] Disable Antivirus

Anti-Virus and Security software are known to trigger error code when an update is in process.  You can either disable such software or completely uninstall them till you fix the Update issues.

4] Restart BITS Service

BITS or  Background Intelligent Transfer Service is a part of Windows Update service which manages background download of Windows Update, scan for new updates and so on. If your Windows Update is failing multiple times, you may want to restart the BITS service. You will need admin privileges to complete this.

BITS Service Windows 10

  • Launch Windows Services console by typing services.msc in the Run prompt and hit the Enter key.
  • Search for Background Intelligent Transfer Service. Double click to open Properties.
  • In the Properties pane, set the Startup type to Automatic (Delayed) and click on Apply. Then use the Stop button to stop the Service and then use the Start button to restart the Service.

4] Create Windows 10 ISO media

You can re-download the ISO files from the Microsoft server, and then create the bootable media using ISO file again either on the USB drive. When using the USB drive, make sure to use a drive which has a great read-write speed. In case you are having trouble creating Media Tool, you can do it offline as well.

5] Contact Microsoft Support

If nothing helps, you may want to contact Microsoft Support. There are various options available. Choose the one which best applies to your situation and report your problem to them.

All the best!

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Anand Khanse is the Admin of, a 10-year Microsoft MVP Awardee in Windows (2006-16) & a Windows Insider MVP. Please read the entire post & the comments first, create a System Restore Point before making any changes to your system & be careful about any 3rd-party offers while installing freeware.