- Download
nvim-win64.zipfrom Installing Neovim · neovim/neovim Wiki. - Unarchive the zip file to somewhere. I did under
c:\apps\PortableApps\Neovim. - Run
Neovim\bin\nvim-qt.exe - If you got below screen, first step is OK!

I believe it should be under c:\Users(username)\AppData\Local\nvim\init.vim
WIP...
Not yet.
onivim/oni: Oni: Modern Modal Editing - powered by Neovim Not yet.