Error 0xc1900101 When Updating Windows

Encountering the 0xc1900101 error during a Windows update is a common issue, particularly when upgrading to a newer version. This error often arises due to driver incompatibilities or insufficient system resources. In this guide, we’ll explore the main causes of this error and how to resolve it effectively.

What Does Error 0xc1900101 Mean?

Error 0xc1900101 is typically related to driver or hardware issues. It usually appears during Windows updates and indicates that one or more devices or software components are incompatible with the new Windows version. You may also see a message prompting you to check hardware compatibility or drivers.

Main Causes of Error 0xc1900101

  • Incompatible drivers. Outdated or unsupported drivers can interfere with the update process.
  • Insufficient disk space. Windows requires a certain amount of free space for updates to install.
  • Corrupted system files. Damaged files that cannot be read correctly may trigger this error.
  • Conflicts with antivirus or third-party software. Sometimes, antivirus programs or other security software can block updates.
  • Incorrect BIOS settings. Certain configurations, such as UEFI mode or an outdated BIOS version, can also cause update problems.

Ways to Fix Error 0xc1900101

1. Update Device Drivers

The first step is to check and update all device drivers to their latest versions:

  1. Open Device Manager by pressing Win + X and selecting the relevant option.
  2. Look for devices with a yellow warning symbol, indicating an issue.
  3. Right-click on each of these devices and select Update driver.

2. Free Up Space on Your System Drive

Ensure that drive C: has enough space for the update installation (at least 20 GB is recommended).

To clean up your drive:

  1. Open Settings > System > Storage.
  2. Use the built-in Disk Cleanup tool to remove temporary files and other unnecessary data.

3. Temporarily Disable Antivirus Programs

Antivirus software can sometimes block the installation of updates. Temporarily disable them during the update process but remember to turn them back on afterward.

4. Repair System Files

Run the sfc /scannow command to check and repair system files:

  1. Open Command Prompt as an administrator.
  2. Type sfc /scannow and wait for the scan to complete.

5. Check and Update BIOS

In some cases, a BIOS update is needed to allow a successful Windows upgrade. The process varies by manufacturer, so refer to the official website of your device’s manufacturer for specific instructions.