Category "netrw"

Vim, how to make Netrw to replace current open file instead of split opening new window, when you press preview or create new file commands?

Recently I've been using netrw. I've put these four lines on my .vimrc: let g:netrw_banner = 0 let g:netrw_liststyle = 3 let g:netrw_winsize = 25 map <C-n