1. Prepare

sudo apt update
sudo apt upgrade
sudo apt install wget git -y

2. Installing Zsh

sudo apt install zsh -y

3. Installing oh-my-zsh

sh -c "$(wget https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh -O -)"

3.1 Installing zsh-autosuggestions

git clone https://github.com/zsh-users/zsh-autosuggestions ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-autosuggestions
vim ~/.zshrc

plugins=(
git
zsh-autosuggestions
)

3.2 Installing zsh-syntax-highlighting

git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting
vim ~/.zshrc

plugins=(
git
zsh-autosuggestions
zsh-syntax-highlighting
)

3.3 Installing themes

See https://github.com/ohmyzsh/ohmyzsh/wiki/Themes

vim ~/.zshrc

ZSH_THEME=”candy“

Finnally, to apply all:

source ~/.zshrc