SOLVED! 2019-01 Cumulative Update For Windows 10 Version 1803 For x64-Based Systems (kb4480966)

If you own a Windows PC, you may be familiar with the cumulative updates. Being a packaged update that contains new and old updates, a cumulative update decreases the bugs and updates you must download on your device. However, there are many issues associated with cumulative updates from the installation of defective drivers for devices to software being loaded incorrectly. If 2019-01 Cumulative Update For Windows 10 Version 1803 For x64-Based Systems (kb4480966) gives you a hard time, this article is for you. 


While resolving the issues surrounding Windows 10 update failures, there are a few things you can do depending on what triggered the issue in the first place. Below we’ve presented you with a list of solutions for update issues. Feel free to try out everything one by one.

Update Windows Again

At a glance, updating Windows again may not appear to be a viable option. Still, it has been discovered that due to a list of queuing updates, cumulative updates could fail during the first update attempt. On the bright side, the update should proceed smoothly if you reboot and restart the update process. Furthermore, if your Windows 10 system is out of date, you may need to run the update many times since it may not run properly the first time you do it.

Make Sure You Have Enough Drive Space

Lack of disc space is recognized as a factor that contributes to updating failures.

Windows 10 already reserves some space for the updates to be loaded. However, there’s always the possibility that you’ll run out of space if your computer drive is nearly full. To get updates to install, you must consider cleaning away whatever data, file, or program you no longer need. You may also connect an external disc to relocate data and free up space for your update. Following the transfer of data, give 2019-01 Cumulative Update For Windows 10 Version 1803 For x64-Based Systems (kb4480966) one more go. 

Pause Windows Updates

When you pause Windows updates, the update files are usually deleted from your computer which lets you download fresh update files. That is going to grant you an excellent chance to circumvent update issues and complete the update process.

  • Step 1: Press Windows + I key to open Settings then choose Update & Security.
  • Step 2: Select Windows Update, choose Advanced Options then enable Pause Updates.
  • Step 3:  Restart your PC, go back to the Advanced Options tab and disable Pause Updates.
  • Step 4: Run Windows Update again and this time, you should be able to complete the installation with relative ease.

Repair Windows 

If none of the above brings positive changes, there is a good chance that your Windows system files are corrupted. Needless to say, corruption results in several issues as your PC downloads and installs updates. The most common way to tackle corrupted system files is to do a reset or reinstall your Windows while maintaining all of your files. It’s one step less of a full Windows reinstall but that remains a significant change.

Before you begin, consider backing up your files and settings. Also, if prompted, make sure to pick Retain my files.

A List Of Suspects

2019-01 Cumulative Update For Windows 10 Version 1803 For x64-Based Systems (kb4480966)

When it comes to what causes cumulative updates to fail in Windows 10, there are several potential explanations. Corrupted/missing system files, outdated drivers, security programs, problems with the Internet connection, or troubles with the Windows update service are some of the usual suspects.

How Can I Manually Delete My Windows Update Files?

Windows may not always delete the unused Windows update files stored in your system. That leads to various issues like your computer incorporates Windows updates.

In such a scenario, you may need to delete the Windows update files manually. For this, you may need to delete your SoftwareDistribution directory. 

  • Step 1: Start your computer in Safe Mode.
  • Step 2: Navigate to C:Windows\ in your File Explorer.
  • Step 3: Identify and remove the SoftwareDistribution folder.
  • Step 4: Reboot your computer.

The Windows update files should no longer be present on your computer. After this, you may upgrade your Windows version by using Windows Update.

How Do I Make Use Of System File Checker?

System File Checker is a utility that is included with all contemporary versions of Windows. You may use this utility to repair corrupted system files in Windows. System File Checker (SFC) may be launched as an administrator from inside Windows or from the Windows recovery disc.

  • Step 1: Press Windows + X key and select Command Prompt (Admin)
  • Step 2: Choose Yes for User Account Control (UAC) prompt
  • Step 3: When the Command prompt appears enter the following command:

 SFC /scannow

  • Step 4: The system file checker utility should start checking and if needed start repairing the integrity of your Windows file system.
  • Step 5: Reboot your computer.

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