How to fix ModuleNotFoundError: No module named 'typer'

ModuleNotFoundError: No module named 'typer'
Recommended: Install via pip into your active environment.
python -m pip install typer

Verification

Command
python -c "import typer; print(typer.__version__)"
Expected output
Success! typer version x.y.z (e.g., 2.4.0)