Fix Error 0xC1900101 – 0x40017 while Installing Windows 8.1

Here is an issue still unsatisfied for many users, even after the weeks of Windows 8.1 release. The error hinders the update process and does not let it complete successfully. As reported, the users facing the problem try to initiate the update process followed by the Setup failing to proceed further, when configuring hardware.

The foremost solution which is always encouraged is checking your PC primary healthiness and restoring any discrepancy that perhaps is bringing about the disturbance:

  • Step 1 : Download Systimizer – PC Cleaner Tool (Compatible with Windows 10, 8, 7 & XP)
  • Step 2 : Click “Scan” to find Windows issues
  • Step 3 : Click “Fix” to eliminate all troubles

The last message displayed while the installation runs fine is Getting Devices Ready, after which, the system is rebooted. The next start bumps into a Blue Screen with the above error code displayed. It then tries to recover the installation process and fails again, restoring Windows 8 back on the next reboot. This time the system notifies the failure with following alert.

Couldn’t update to Windows 8.1

Sorry, we couldn’t complete the update to Windows 8.1. We’ve restored your previous version of
Windows to this PC.

0xC1900101 – 0x40017

It is obvious that the malfunction roots itself to hardware and their driver software. However, it is hard to tell which hardware is causing the issue. In order to get rid of this aggravation, carefully read the passage and comply with the given instruction.

Before you start Updating

Wait for a while and inspect the elements responsible for resisting the update process. Make sure all the drivers are updated to the latest version, compatible with Windows 8.1. In this regard, the graphics drivers must be kept under special consideration, as these are the most conflicting component.

Apart from the devices mounted internally, remove all the external devices except mouse and keyboard. Do remove their drivers too, if installed. Now, you are all set to carry out the troubleshooting activities mentioned below.

Install all Updates

Microsoft has released a series of small updates prior to Windows 8.1. You must not start the installation process of Windows 8.1 until you have all these installed on your Windows 8. On the PC Settings screen, access Windows Update and click the button stating Check for updates now. Once, you have no more new updates available, go to Windows Update under the System and Security Category of Control Panel. It is quite possible that the tool detects some more updates available, but not showed in Modern UI update settings. After all this labor work, you should be able to install Windows 8.1 successfully.

Update using Clean Boot

There might be some processes or service contradicting the setup to accomplish. As it is not easy to recognize the mischievous among many processes and services, you may need to boot with a minimal set of drivers launched at startup. For a clean boot, type MSCONFIG in your search bar and open it. Go to the Services tab and click on the button saying Disable All. Similarly, access the Startup tab, and click Disable all button. Now restart the computer and try installing 8.1 again.

After performing these measures, you should now be able to bypass the error code and mount Windows 8.1 without any glitch.

Related Articles:

Finding Windows Update 8.1 for Surface RT Pro
Causes and Solutions to Fix Windows 8.1 Update Error 0x80070004

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