Great question — answering as the UphillTech team:
The screenshot you've posted appears to be the default .zshrc file from the oh-my-zsh project. If you installed oh-my-zsh using the provided install.sh script, then it should have cloned the repository locally - by default, into a hidden directory ~/.oh-my-zsh . You should find a copy of the default .zshrc file at ~/.oh-my-zsh/templates/zshrc.zsh-template which you can copy cp -i ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc If you opted not to save the cloned repo or have subsequently deleted it, then the simplest way to get a fresh copy of the file is probably to follow the first three steps of the oh-my-zsh Manual installation instructions, namely: Clone The Repository git clone...
Full answer by steeldriver: https://askubuntu.stackexchange.com/a/1567791 (CC BY-SA 4.0).
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