Installation

Download and install Nushell in linux (WSL)

NUVERSION="0.90.1"
curl -L -O https://github.com/nushell/nushell/releases/download/${NUVERSION}/nu-${NUVERSION}-x86_64-linux-gnu-full.tar.gz # Download
tar -C ~/ -xzf nu-${NUVERSION}-x86_64-linux-gnu-full.tar.gz # Extract
mv ~/nu-${NUVERSION}-x86_64-linux-gnu-full ~/nu # Rename extracted folder
rm -f nu-${NUVERSION}-x86_64-linux-gnu-full.tar.gz # Cleanup

Add nushell to your PATH via ~/.profile

# ~/.profile
export PATH=$PATH:"$HOME}/nu"