If you’re getting the 0x80073701 error when trying to update Windows, it’s likely because of a corrupted system file. You can use the System File Checker tool to repair missing or corrupted system files and see if it solves the issue.
How to fix error 0x80073701 when updating Windows 10?
Stop the Windows Update services. It is important that Windows Update services be enabled, as this is the only way to access the components in question.
Delete the qmgr*.dat files. Delete “%ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader\qmgr*.dat”.
Rename the Catroot2 and SoftwareDistribution ring bindings.
How to fix 0x800703f1 error?
Use the Windows Update troubleshooter. Luckily, Microsoft experts are well aware that there are many issues with the Win 10 update from time to time.
Disable your antivirus software. Whether you use Windows Defender or a third-party security solution, your mainstream antivirus could be the source of our 0x800703f1 error.
Fix driver issues.
Run a great SFC scan.
How do I fix error 0x80073d05?
How to fix error code 0x80073d05? You can access settings by simply launching from the start menu. Updates and security are revealed at this point. Click Troubleshoot when you’re done. Windows Store apps are on the new page on the right. You can run this troubleshooter by clicking the Run the exact troubleshooter button below.
How to fix the 0x80040702 error?
Installing TestComplete can cause this error: “Error number: 0x80040702 Failed to load DLL InstallationUtils.” To fix this problem, try the following program: 1. Click Start, All Programs, Accessories, right-click Command Prompt, and select Run as administrator.
What to do when Windows Update error 0x80073701 occurs?
CBS.log is a directory that contains logs of device installation or removal during upgrades. Therefore, if you encounter an error like 0x80073701, you can check the CBS.log. So, open CBS.log and try looking for error_sxs_assembly_missing and see if there is currently a KB update associated with it.
How do I fix error 0x80073701?
Please help.Windows 10 update error code 0xFix:.Reset Windows Update.Repair a computer that fixes error 0xCheck the code displayed, Windows date and time settings.In general, uninstall the update by manually calling error code 0x.Manually download and install the update KB3081440.
What does error 0x80073701 mean?
Error 0x80073701 was error_sxs_assembly_missing, which means some system files are missing preventing Windows update setup.
How do I fix error code 0x80073701?
5 responses
- Reset Windows Update components.…
- Reboot your computer after the component reset is complete.
What is the error 0x80073701?
Error 0x80073701 is error_sxs_assembly_missing, which can mean some schema files are missing, causing Windows update installation to fail.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.