was it good enough to go back to windows 8.1 from windows 10 for lumia 535

[WPCentral Question]

windows 10 technical preview was so laggy that i want to go to my previous version of windows 8.1.
so,was it a better option or stay for further update....
my some of the apps is not working properly...
how i can go back to 8.1 where my window recovery tool is unable to complete its setup installation..