The Windows 10/11 update Error code 0xc1900101 is typically associated with failed Windows 10/11 upgrades. It occurs when the installation process encounters an unexpected windows update Error 0xc1900101, causing the upgrade to fail. There are several reasons why this Update Error 0xc1900101 may occur, including hardware incompatibility, outdated drivers, and conflicting software.

One of the most common causes of this windows 11 update Error 0xc1900101 is outdated drivers. If your computer has outdated drivers, the installation process may fail as a result. To fix this, you should check for Windows updates to your drivers and install them if available.

Another possible cause of this windows 10 update error 0xc1900101 is incompatible hardware. If your computer has hardware that is not compatible with Windows 10/11 update, the upgrade may fail. In this case, you may need to upgrade your hardware or stick with your current operating system.

There are several reasons why you might encounter this windows 10/11 update Error 0xc1900101

Compatibility issues,

Driver problems,

Insufficient disk space,

Malware or virus infections

• Here are some of the common causes and solutions for windows 10 update Error code 0xC1900101

Run the Windows Update Trouble-shooter: Windows has a built-in trouble-shooter that can help identify and fix issues with the Windows Update service. To run the trouble-shooter, follow these steps:

• 
• a. Press the Windows key + I to open Settings.b. Click on “Update & Security” and then click on “Troubleshoot“.c. Select “Windows Update” and click on “Run the troubleshooter”.d. Follow the prompts and let the troubleshooter run. It will automatically detect and fix any issues it finds.

Running an SFC Scan to fix Windows 10 update Error code 0xc1900101

SFC scan to fix the broken or corrupt files.

Open Windows Terminal in Admin

Type in SFC /scan now in the command window

Wait for the scan to finish.

You will get the following message on the command windows “Windows Resource Protection may indicate that the SFC program detected no integrity issues or found corrupt or broken files but could not repair some of them.

If SFC finds no issues, you can now close the Windows Terminal console. ”

If SFC finds any issue, type the command below in same window.

DISM/Online /Clean-up-Image/restore health.

Update or uninstall drivers

Here are the steps to update or uninstall drivers:

To Update Drivers:

Open the Device Manager by pressing Windows Key + X and selecting “Device Manager” from the menu.

Locate the device whose driver you want to update in the list of devices, then right-click on it and select “Update driver” from the context menu.

Choose whether to search for the updated driver software automatically or to browse your computer for the driver software.

If you choose to search automatically, Windows 10/11 update Error code 0xc1900101  will look for the updated driver online and install it automatically. If you choose to browse your computer, locate, and select the folder where you downloaded the updated driver software.

Follow the on-screen instructions to complete the installation process.

To Uninstall Drivers:

Open the Device Manager by pressing Windows Key + X and selecting “Device Manager” from the menu.
Locate the device whose driver you want to uninstall in the list of devices, then right-click on it and select “Uninstall device” from the context menu.
If prompted, select the checkbox to delete the driver software for this device.
Click “Uninstall” to confirm.
Once the driver is uninstalled, restart your computer.

Note: You may need to download and install the driver again if you uninstall

Disks clean up:

• Disk clean-up is the process of deleting unnecessary files and data from your computer’s hard drive to free up space and improve performance.
• Open the Disk Cleanup utility: To do this, click on the Start button and type “Disk Cleanup” in the search box. Then select “Disk Cleanup” from the search results.
• Select the drive to clean up: The Disk Cleanup utility will show you a list of all the drives on your computer. Select the drive you want to clean up (usually the C: drive) and click “OK”.
• Wait for the utility to calculate the amount of space that can be freed up: This may take a few moments depending on the size of the drive and the amount of data on it.
• Select the types of files to delete: The Disk Cleanup utility will show you a list of file types that can be deleted. You can select the types of files you want to delete by checking the boxes next to them.
• Review and confirm the deletion: After you have selected the types of files to delete, click “OK” to start the cleanup process. A confirmation message will appear asking if you are sure you want to delete the selected files. Click “Delete Files” to confirm.
• Wait for the utility to finish cleaning up: The Disk Cleanup utility will delete the selected files, which may take some time depending on the amount of data to be deleted.
• Restart your computer (optional): After the cleanup process is complete, you may want to restart your computer to ensure that all changes have taken effect.
• Conclusion 

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