Fedup in trying roll back to W8.1 from W10M, how can I go back?

[Windows Central Question]

Fedup in trying roll back to W8.1 from W10M

I tried roll back to Windows 8.1M from W10M with windows recovery tool. All the files downloaded but during installation "THOR2" problem stopped working massage appear. What should I do to return to W8.1M?

 

[mnsiw]

Re: Fedup in trying roll back to W8.1 from W10M

I tried roll back to Windows 8.1M from W10M with windows recovery tool. All the files downloaded but during installation "THOR2" problem stopped working massage appear. What should I do to return to W8.1M?

What phone? Try removing battery for few seconds if it is removable then try again.