Windows bring OS updates routinely to maintain system security and performance. In the majority of the cases, the intentions pay off well; however, you can also face several error codes while updating Windows. 0xc1900107 is one such error code, and interestingly, it is no malware that causes the error. In fact, overriding security software can be the cause of the error. If you are also facing the error code, then reading through this article will be most beneficial for you.
Delete $WINDOWS.~BT Folder
If you would like to delete $WINDOWS.~BT folder, then abide by the given steps.
Hold the Start button and enter Folder Options.
Then choose once File EX/li>.
After launching the options of File Explorer, go to the View section.
You should tick the box of ‘Show hidden files, folders and drivers.’
Thereafter, shut this screen and enter the File Explorer.
You have to select the C Drive and locate the folder named $WINDOWS.~BT.
Now, rename or remove it.
Resetting Windows Update Objects through Command Prompt
Launch Command Prompt as Administrator.
After appearing the black screen, note the pursuing commands by pressing the Enter after everyone: net stop bits, net stop wuauserv, net stop appidsvc, net stop cryptsvc, ren %systemroot%\\SoftwareDistribution SoftwareDistribution.bak, ren %systemroot%\\system32\\catroot2 catroot2.bak, net start bits, net stop wuauserv, net stop appidsvc.
Now, shut the screen and reboot the system.
Perform SFC Scan via cmd
Launch Command Prompt as Administrator.
You should enter ‘sfc /scannow’ within the cmd screen.
Hit the Enter key on the keyboard.
You have to wait for the scan to wrap up.
Afterwards, restart the PC.
Perform Troubleshooting
Navigate to the Windows Search on your system.
You should locate the Troubleshooting option.
Then select the option ‘View All.’
Find the Windows Update troubleshooter.
Now, pursue the commands.
Hopefully, these results have guided you to repair the error on the Windows PC. When you have attempted every technique, and the issue still remains within the PC, you should get back to with trustworthy anti-virus and scan the full system to detect when there is a malicious source causing the error.

Source:- https://miadavisdotblog.wordpress.com/2020/01/13/how-to-fix-0xc1900...

Mia Davis is a self-professed security expert; she has been making the people aware of the security threats. Her passion is to write about Cyber security, cryptography, malware, social engineering, internet, utility software and new media. She writes for McAfee products at mcafee.com/activate.