Hi,I am Sandy and I look forward to help you today with the best answer possible.
I'm sorry about the issue.
I will work with you until it is fixed.
Please reply back to me by clicking "Reply to Expert" and type your queries/result at the box given below.
Could you please clarify it once:
Are you trying to upgrade to Windows 10 from Windows 8.1 pro?
Are you getting any error message during this process? Please let me know.
Please follow these steps:
Restart your computer and check if process restart itself or not. Also, please tell me if it is your laptop or desktop computer.
And what is the make of this computer? HP, Dell, Acer, Toshiba, Sony or other.