Question: how to install rbenv on windows?
Answer: Add a user (eg hleclerc), your install will be only for this user not for system wide # adduser hleclerc# usermod -aG sudo hleclerc.
Install mandatory packages # sudo apt-get update# sudo apt-get install -y \ ... 
su with this user # su -l hleclerc.
Get rbenv # git clone https://github.com/rbenv/rbenv.git ~/.rbenv.