Windows Update Error C80003F3: 5 Easy Fixes

A comprehensive guide on fixing this issue

5 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

Sometimes, when trying to install Windows updates or running Windows Update utility you may encounter the Windows update error C80003F3. Thiserrorcan occur on newer as well as the older version of Windows as explained by a user in theMicrosoft communityforum.

Unable to install Windows Update.Error: C80003F3Windows update wont run. Says windows update services not running but it is running.

If you are also troubled by thiserror, here are a couple of troubleshooting tips to help you resolve the Windows update error C80003F3.

How do I fix the Windows update error C80003F3?

1. Run Windows Update troubleshooter

2. Enable Windows Update services

3. Reset all Windows Update components

4. Disable/uninstall firewall apps

On the older version of Windows, like Windows 7, the Comodo firewall has reportedly created issues with the Windows Update services. Uninstall the software and check if that helps resolve the issue.

5. Re-register WSIS DDLs

The Windows update error C80003F3 can occur due to various reasons. In this article, we have listed all the possible solutions to help you fix theerrorin Windows and successfully install the updates.

Windows Update Error C80003F3: 5 Easy Fixes#

How do I fix the Windows update error C80003F3?#

1. Run Windows Update troubleshooter#

2. Enable Windows Update services#

3. Reset all Windows Update components#

4. Disable/uninstall firewall apps#

5. Re-register WSIS DDLs#