进入vim模式修改主题，找到ZSH_THEME，按i键，进行修改主题

vim ~/.zshrc 

安装zsh-autosuggestions

git clone git://github.com/zsh-users/zsh-autosuggestions $ZSH_CUSTOM/plugins/zsh-autosuggestions

找到plugins=(git zsh-autosuggestions)

修改生效

source ~/.zshrc