Updating to v7 | Ionic Framework

This guide assumes that you have already updated your app to the latest version of Ionic 6. Make sure you have followed the Upgrading to Ionic 6 Guide before starting this guide.
For a complete list of breaking changes from Ionic 6 to Ionic 7, please refer to the breaking changes document in the Ionic Framework repository.
If you are using Ionic Angular Server and Ionic Angular Toolkit, be sure to update those as well:
Note: @ionic/angular-toolkit@9 requires a minimum of Angular 15. If you are still on Angular 14, then you can skip updating to @ionic/angular-toolkit@9.
The list of browsers that Ionic supports has changed. Review the Browser Support Guide to ensure you are deploying apps to supported browsers.
If you have a browserslist or .browserslistrc file, update it with the following content:
Angular Migration Guide React Migration Guide Vue Migration Guide
Angular Migration Guide React Migration Guide Vue Migration Guide
Be sure to review the Ionic 7 Breaking Changes Guide. There were several changes to default property and CSS Variable values that developers may need to be aware of. Only the breaking changes that require user action are listed on this page.
If you need help upgrading, please post a thread on the Ionic Forum.