apt-get install zsh
sh -c "$(curl -fsSL https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"
git clone https://github.com/zsh-users/zsh-autosuggestions ~/.zsh/zsh-autosuggestions
vi .zshrc

Ajouter à la fin :

source ~/.zsh/zsh-autosuggestions/zsh-autosuggestions.zsh