Before starting the setup, please use make sure you have proper tools
node -v v12.8.1 npm -v 6.11.3 ionic -v 5.2.5 cordova -v 9.0.0 java --version "1.8.0_171"
Are you new to ionic? Before doing a setup, you can follow this tutorial
- https://codesundar.com/ionic-cordova-environment-setup-for-windows-mac/
- https://codesundar.com/creating-your-first-ionic-project/
Once you’re able to up & run your sample ionic app, you can continue with next step