Enable Auto-suggestions in zsh By Installing zsh-autosuggestions

What is “zsh-autosuggestions” Package?

Fish-like fast/unobtrusive autosuggestions for zsh.
For more details: https://github.com/zsh-users/zsh-autosuggestions

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install zsh-autosuggestions.

  brew install zsh-autosuggestions

Now, use zsh-autosuggestions!