How to fix 0xC1900101 Error of window 10?

An error that begins with 0xC1900101 is usually a driver error. If you see any of these error codes, try the following steps first to fix the problem.

• 0xC1900101 - 0x2000c
• 0xC1900101 - 0x20017
• 0xC1900101 - 0x30018
• 0xC1900101 - 0x3000D
• 0xC1900101 - 0x4000D
• 0xC1900101 - 0x40017

1. Make sure that your device has enough space. Your device requires at least 16 GB of free space to upgrade a 32-bit OS, or 20 GB for a 64-bit OS. 
2. Run Windows Update a few times. Download and install any available updates in Windows Update, including software updates, hardware updates, and some third-party drivers. 
3. Check third-party drivers and download any updates. You can find third-party drivers and installation instructions for any hardware you’ve added to your device on the manufacturer’s website. 
4. Unplug extra hardware. Remove all external storage devices and drives, docks, and other hardware you might have plugged into your device that isn’t needed for basic functionality.
5. Check Device Manager for errors. Select the Start  button, then in the search box on the taskbar, type device manager. Choose Device Manager from the results. In the window that pops up, look for any device with a yellow exclamation mark beside it (you may have to select each category to switch to the list of devices). Press and hold (or right-click) the device name and select either Update Driver Software or Uninstall to correct the errors.
6. Remove third-party security software. Make sure you know how to reinstall your programs and that any necessary product keys are on hand. 
7. Repair hard-drive errors. Select the Start  button, then in the search box on the taskbar, type command prompt. Choose Command Prompt from the list of results. In the window that pops up, type chkdsk/f C: and press the Enter key. Repairs automatically start on your hard drive, and you’ll be asked to restart your device.
8. Do a clean restart into Windows. 
9. Restore and repair system files. Select the Start  button, then in the search box on the taskbar, type command prompt. Choose Command Prompt from the list of results. In the window that pops up, type DISM.exe /Online /Cleanup-image /Restorehealth and press the Enter key. 

If none of these work Call  +1-856-514-8666 for more help and support to Windows 10 problems.

How to fix windows 10 errors?

Solutions to fix windows 10 errors :

Method 1: Use Windows Startup Repair

If Windows 10 is unable to boot up and takes you to the login screen or the desktop, your first step should be to use Startup Repair. Here's how:

1. Navigate to the Windows 10 Advanced Startup Options menu. On many laptops, hitting F11 as soon as you power on will get you to the Windows 10 Advanced Startup Options. Booting off an install disk and hitting Next then Repair offers a secondary option.

Once your computer has booted, select Troubleshoot

And then you'll need to click Advanced options.

2. Click Startup Repair.

Windows will take anywhere from a few seconds to a few minutes to attempt to Windows 10 problems. It may not be able to. If you don't actually have a startup problem, it will also say it can't fix the problem.

Method 2: Use Windows Restore

1. Complete step 1 from the previous method to get to Windows 10's Advanced Startup Options menu.

2. Click System Restore.

The computer will reboot.

3. Select your username.

4. Enter your password.

Call  +1-856-514-8666 for more help and support of windows errors.