Problem
External users are not able to edit events using their phone, however they can do it within the web interface.
Environment
- iOS phone
- Google Calendar app
Solution
- Please disconnect all your Google accounts associated with your Google Calendar application.
- Uninstall the Google Calendar application.
- Force restart the iPhone as per the steps:
- Press and quickly release the volume up button.
- Press and quickly release the volume down button.
- Press and hold the side button.
- When the Apple logo appears, release the side button.
- Install the Google Calendar application.
- Make sure to logging just using the Google Workspace account.
- Reproduce the behavior.
Cause
External users using the Google Calendar application.