How to fix Installation Error 0xC1900101 in Windows 10

Today, In this blog post, we will discuss one of the nagging issues i.e. Installation Error 0xC1900101 in Windows 10. Basically, this is a type of installation error prompt while trying to install Windows using the Media Creation tool. In these circumstances, the installation process gets stuck around 25-30% and an error message- The installation failed in the SAFE_OS phase with an error during INSTALL_RECOVERY_ENVIRONMENT operation” will pop-up on the screen.

The main cause of this interruption is due to having not enough space in a Disk drive or occurring any problem in BIOS & SATA. In addition to this, Corrupted system files and Device drivers sometimes also lead to the problem. However, you may rectify this issue by repairing your System files or free up more space of the memory. The following given steps are discussed below to fix this issue.

Verify at least 16 GB of free space is available

  1. Unplug All Cables
  2. Run Windows Update Troubleshooter
  3. Update faulty Driver
  4. Uninstall recently installed application
  5. Uninstall recently installed application
  6. Disable Network Adapters
  7. Run SFC command
  8. Clear CMOS

Installation Error 0xC1900101  in Windows 10 Solutions

Here are the stepwise workarounds to solve installation Error 0xC1900101 on your Windows 10 PC-

Before going to the following fixes, it is necessary to keep a backup of all important data on an external disk drive or Create a Restore point to protect against unwanted loss.

1. Verify at least 16 GB of free space is available

To install Windows Operating System using the Media Creation Tool, just make sure that your PC has at least 16 GB of free space. Follow these steps to verify this-

  • Press Win logo & E hotkey altogether to launch File Explorer.
  • Once the page opens up, click This PC on the left column.
  • Now launch OS drive (C:) and see the availability of free space. (see snapshot)

Installation Error 0xC1900101

In case, you don’t have enough space; create free space thereafter try again to install Windows. I hope the installation Error 0xC1900101 has solved now.

2. Unplug All Cables

If you still experience error 0xC1900101 while upgrading, you need to unhook the SATA cable from the CPU. Removing external device cables like printer, sound, broadband except Keyboard and mouse works as a troubleshooting guide. After that try to install Windows Update using Bootable Media.

3. Run Windows Update Troubleshooter

Update Troubleshooter is again a possible workaround to diagnose the problem during installation or Up-gradation. To perform this you need to follow below steps-

  • Jointly press Win & I to launch the Settings app.
  • From a list of categories, select Update & Security thereafter Troubleshoot from the left column.
  • Switch to the right-hand side and tap Windows Update followed by Run the troubleshooter.

Update Troubleshoot

This will scan the fault in the entire section and repair the same if possible.

Once the task gets over, Restart your system and install the latest version of Windows without any hassle.

4. Update faulty Driver

Most of the time, a corrupted/obsolete device driver may also prevent adding new programs to your system.  So the best way to solve this is to update the missing Device Driver henceforth install the new version of Windows. Here is how to do it –

Step-1: First of all press Win logo & X together to launch the Power menu.

Step-2: Select Device Manager forms the list and expands each section to locate the faulty driver.

Note: The Yellow exclamation mark next to the driver denotes the driver at hand is faulty.

Step-3: Once found, right-click on it and select Update driver using the context menu.

Installation Error 0xC1900101

Once finished, Restart your system then insert Media Creation Tool and try to boot the system. Doing this will fix this installation Error 0xC1900101 successfully.

5. Uninstall recently installed application

Sometimes, recently install applications also block the working of new software from your system. So it would be best to uninstall lately installed app then try the next process. Here is the process:

Go to Cortana and type Control panel.

Once the app appears up, select Programs thereafter Uninstall a program under Programs & feature category.

Now from the list select the recently installed application then select the Uninstall button.

Succeeding After again hit Uninstall to confirm the process. Once the task over, try to install Windows without any interruption.

Installation Error 0xC1900101

6. Disable Network Adapters

According to the User’s view, disabling all wizards under Network Adapter may solve error code 0xc1900101 while installing Windows. if you don’t know how to proceed, just follow the below steps-

Step-1: At first, press the Window key & R to start the Run dialog.

Step-2: Now type devmgmt.msc in the void area then tap OK to begin Device Manager.

Step-3: On this wizard, locate and expand the Network Adapters option.

Step-4: After that right-click on each entry and select Disable device using the context menu. Repeat this process until you disable all drivers under this section.

Installation Error 0xC1900101

Step-5: Lastly, plug Windows installation Media and try to upgrade the system without having the 0xc1900101 error.

7. Run SFC command

System File Checker is the best way to repair faulty system files that exist on your computer. When Windows files are repaired, it starts working normally. This task is quite easy to perform following the below procedure-

  • Press WIN & X key together to launch the Power menu.
  • Select Run option on the list henceforth types cmd in the text box.
  • Now simultaneously press Ctrl+Shift+Enter to open Command Prompt as Admin.
  • If the UAC dialog appears up, click Yes to authorize the access.
  • In the prompt area, type sfc/scannow command then hit Enter to execute this code.

sfc/ scannow

  • Keep patience until it reaches 100%. Once finished, Reboot your system and install Windows 10 manually.

8. Clear CMOS

If all the fixes do nothing to solve this trouble while installing Windows, Resetting BIOS will surely help you. This procedure is far easy on the Desktop as compared to the laptop because the hardware is enclosed in it. To perform this, you need to follow these steps-

Note: While ongoing with this task you should be careful, contact with expertise, or take the help of Google regarding any information. This is because making any mistake might create a serious problem inside your system.

  • At first, disconnect all power supply on your system then unplug the power cords.
  • Once you open the casing, you will see a flat battery on the Motherboard.
  • Henceforth, remove the battery from there and wait for approx. 5 minutes.
  • Now place the battery at its original position and set the casing as usual then fix all its parts.
  • When finished, Restart your system and try to Upgrade your Windows again.

Hope this time you can manually Windows 10 without getting installation Error 0xC1900101.