Microsoft rolled out the KB4480966 update to Windows 10 version 1803 systems earlier this month. The update didn’t include new feature but performance improvements, bug fixes, and security updates.

If you haven’t been able to install the KB4480966 cumulative update on your PC because of an installation error 0x800706ba, we suggest you download/install the update manually using the standalone installer provided by Microsoft.

Below are download links to the KB4480966 update package. Download the right file for your system, and install it like you’d install any other program on your PC.

Download KB4480966 update for Windows 10 version 1803

Release Date: 8 January 2019
Version: OS Build 17134.523

SystemDownload linkFile size
x64 (64-bit)Download KB4480966 for x64-based Systems799 MB
x86 (32-bit)Download KB4480966 for x86-based Systems446.2 MB
ARM64Download KB4480966 for ARM64-based Systems860.5 MB

To install the update, Double-click/run the .msu update file. You’ll get a prompt from Windows Update Standalone Installer, click on the Yes button to install the update.

Once the installation completes, restart your PC for the update to take effect.