How do I go back from Win 10 to Win 8.1 on my Lumia 435?

[Windows Central Question]

how to go back from win 10 to win 8.1 on my lumia 435

i, by mistake, downloaded win 10 in my lumia 435. now the damn thing will not start and i see a set of cartwheels on. how do i activate my phone back to 8.1?

 

[jacob103]

Re: how to go back from win 10 to win 8.1 on my lumia 435

Lumia Recovery tool will fix the phone.