Updating to v5 | Ionic Framework

Migrating an app from Ionic 4 to 5 requires a few updates to the API properties, CSS utilities, and the installed package dependencies.
This guide assumes that you have already updated your app to the latest version of Ionic 4. Make sure you have followed the Updating to Ionic 4 Guide before starting this guide.
For a complete list of breaking changes from Ionic 4 to Ionic 5, please refer to the breaking changes document in the Ionic Framework repository.
For Angular based projects, you can simply run:
For React projects, you can run:
For Stencil / vanilla JS projects, you can run:
If you would like a fresh project starter, a new project base can be created from the CLI and an existing app can be migrated over manually.