How to solve the problem of C1900101-30018 error when upgrading Win10

When upgrading the Win10 system, many users will have some problems, which will make it impossible to upgrade. For example, the C1900101-30018 error is that there are more faults. Many users have failed to upgrade Win10 because of this problem. Someone summed up a set of solutions, the following small series will come to share with you.

This program uses the "Command Prompt" tool, as follows:

1. Run as administrator and "Command Prompt" can be found in the Start menu or Enter CMD in the Start Screen Search box, then right click in the results and select “Run as administrator”.

2. Close the four services BITS, Cryptographic, MSI Installer and Windows Update. The commands are as follows (press each line after each command input):

net stop wuauserv

net stop cryptSvc

net stop bits

net stop msiserver

3. Rename the SoftwareDistribution and Catroot2 folders as follows (each line is commanded after input) Press Enter to execute):

ren C:\\Windows\\SoftwareDistribution SoftwareDistribution.old

ren C:\\Windows\\System32\\catroot2 Catroot2.old

4. Restart BITS , Cryptographic, MSI Installer and Windows update four services, the command is as follows (press each line after the command input):

net start wuauserv

net start cryptSvc

net start bits

net start msiserver

5. Execute the exit command to close the command prompt and restart the computer.

After performing the above five steps, you can successfully upgrade Win10. This method solves the C1900101-30018 error. Many people are effective after testing. I hope it will help you.