How to Fix KB5030310 Update Not Installing on Windows 11

If you’re running Windows 11 and recently attempted to install an update, you may have come across the error code KB5030310. This article will guide you through resolving this issue so that you can successfully install the update on your Windows 11 machine.

The KB5030310 error code is typically caused by a corrupted or missing system file, which can occur due to a variety of reasons such as software glitches, hardware failure, human error, internet connection issues or update itself.

To fix the KB5030310 error code on Windows 11:

  1. Restart your computer and wait for it to fully restart.
  2. Open the Start menu and search for "Windows Update".
  3. Click on "Windows Update" and then click on the "Check for updates" button.
  4. If an update is available, download and install it.
  5. After the installation process is complete, restart your computer again.
  6. Try to install the update again by following the same steps as step 3.


If you continue to experience issues with the KB5030310 error code, you may need to perform a system repair or clean installation of Windows 11. Always back up your important files before attempting any major changes to your computer and seek professional help if the issue persists.