# Install system components
sudo apt-get update
sudo apt-get install curl gnupg apt-transport-https
# Import the public repository GPG keys curl https://packages.microsoft.com/keys/microsoft.asc | sudo apt-key add –
# Register the Microsoft Product feed sudo sh -c ‘echo “deb [arch=amd64] https://packages.microsoft.com/repos/microsoft-debian-stretch-prod stretch main” > /etc/apt/sources.list.d/microsoft.list’
# Update the list of products
sudo apt-get update
# Install PowerShell
sudo apt-get install -y powershell
# Start PowerShell
pwsh