Fix Error 0xC1900101 – We Couldn’t Complete/Install the Update to Windows 10

You may encounter various error codes while updating or upgrading Windows. This time, You will know how to fix error 0xC1900101 – 0x200017 that appears in Windows 10 frequently.

Some update errors are very typical that appears any time. But, Some only appears when users try to install a major update. For example, Users often fail to install updates like Windows 10 creators update, may update, etc. Because, The process often fails by showing you an error message like the following one.

Sorry, We couldn’t complete the update to Windows. We’ve restored your previous version of Windows to this PC.
0xC1900101 - 0x200017

If you try to upgrade from Windows 7/8 to 10, it may say “Sorry, We couldn’t install Windows 10” and show you the error code.

Screenshot Error 0xC1900101 - 0x200017 on Windows 10

Anyway, You may see other error codes along with 0xC1900101 instead of 0x200017. Like 0xC1900101-0x2000c, 0xC1900101-0x20017, 0xC1900101-0x30018, 0xC1900101-0x20004, 0xC1900101-0x3000D, 0xC1900101-0x4000D or 0xC1900101-0x40017, etc.

How to Fix Error 0xC1900101 – We Couldn’t Complete the Update

There are several reasons work behind this type of errors. Driver incompatibility, disk problem or low disk space, other core component issues are some of them. So, To fix error 0xC1900101, you will also need to keep these things in mind. By the way, To fix this problem, You will have to follow these methods.

1. Update All Drivers

As this error occurs only when users try to install a major Windows 10 update, driver incompatibility can be a reason behind this problem. Because Your existing drivers are not entirely compatible with the latest Windows build. In this case, You must update All of the drivers on your PC. Hopefully, It will help you to fix error 0xC1900101 – 0x200017 or any similar issues. If you don’t know how to do it, Read: How to Update Drivers

You can use Driver Booster, Driver Easy, Driver Talent, etc. Because these can keep your PC drivers up to date regularly and automatically.

2. Reset Update Components (Optional)

You also should make sure that all of the update components are not corrupted. It will also help to fix other update errors. You can actually reset the Software Distribution folder and Catroot2 folder. These should be enough. If not, You can proceed to reset Windows update components.

3. Unplug External Devices

It is another method that has worked for many users. Some users encountered the error 0xC1900101 while installing creators update repeatedly. But, After unplugging all peripherals, they did not face that error again. So, If you are lucky, this trick also may work for you.

4. Uninstall Antivirus and Other Problematic Apps

Antivirus programs are often responsible for creating various problems, especially during windows update. So, When an update installation fails, you should uninstall your antivirus programs completely. Then, You can try again. It should fix we couldn’t complete the update error 0xC1900101.

You also should uninstall any incompatible software or problematic software you find on your PC. Especially, Uninstall any system image backup software installed on your PC. If you need them, install them later after installing the update.

5. Repair Basic Disk Problem and Also Free Up Storage

Your Disk problem is one of the core reasons behind error code 0xC1900101 – 0x200017 or similar issues. You may have either low disk space or corrupted disk problem. If your system drive doesn’t have enough disk space, you should delete unnecessary files to make sure that you have enough space for the update. Also, You should run chkdsk command to repair basic hard disk bad sectors. To do it,

  • At first, Open the command prompt as administrator.
  • Now, Type the following command and hit enter.
chkdsk/f C:
  • It may ask for your permission. In this case, Just, Press Y and press enter.
  • Now, Restart your PC. It will automatically find the problems and fix them.

If you wish, you can have a look in additional steps to repair hard disk problems.

6. Run SFC and DISM Command

If the above methods fail, this one is to go. It works in many situations. Running SFC and DISM can repair corrupted components on your PC. If these are the real reason, it will fix error 0xC1900101. If you don’t know how to run these commands, read this article.

7. Update in Clean Boot

If the problem still exists, you should perform clean boot. Then, Try to update again and see if it solves the problem.

8. Use Media Creation Tool to Get Rid of Error 0xC1900101

If all of the above methods fail to repair this error, you can use the media creation tool. The media creation tool can download the latest Windows 10 build and upgrade your PC. You also can create bootable disk using it. Anyway, You can find this tool in the following webpage: https://www.microsoft.com/en-us/software-download/windows10

9. Update BIOS

The last method. Yes, The Media Creation Tool should work in almost every situations. But, It the problem still exists, there may be another reason you just can’t figure out. In this type of cases, Updating the BIOS Firmware can help. I won’t say it will work for sure. But, It works sometimes. Read: How to Update BIOS