Downgrade from windows10 to windows 8.1

Today i will tell you how to downgrade from win10 to win8.1

1. firstly you have to download windows phone recovery tool from this site

http://wmpoweruser.com/download-the-new-windows-phone-recovery-tool-from-microsoft/

2.when you go to this site,at down of the webpage you can se this type of link

3.Install this software in your pc/laptop

4.After installing it connect your lumia mobile which is in win10(preview)

5.It will show you like "already you have the latest software update".

6.Don't bother it click on reinstall this update button.

7.It will download software for your mobile around 1.5GB

8.It only installs directly to your mobile and after installation you can see in settings>extras+info>Lumia Cyan

Note:Do this risk on your own and that is not my responsibility if any data lost