Action buttons are not showing when the notification is expanded

Notification Content Extension is not implemented

How to check

Verify that you completed Image and button display guide.

How to fix

Follow Image and button display guide to implement the Notification Content Extension.


App Groups are not configured in the Content Extension

How to check

Verify that you completed App Groups step in the integration guide. Check the .entitlements file — it shows the App Group value that was entered.

How to fix

Set the App Group exactly as specified in the App Groups stepguide.


The Content Extension is missing the image download code

How to check

Verify that your extension code matches Implementing the Extension Code in the App step from the guide. If it doesn't, you have a custom extension implementation that the Maestra team cannot debug.

How to fix

Use the reference implementation from the guide. If you keep a custom implementation, your team will be responsible for maintaining it.


Incorrect category value in info.plist when using the built-in Maestra function

How to check

Verify that you completed all steps in Configuring Info.plist guide, specifically:

  • The UNNotificationExtensionCategory key is set to MindBoxCategoryIdentifier.
  • The NSExtensionPrincipalClass value matches the one specified in the guide.

How to fix

Set the correct values as specified in the Configuring Info.plist guide.


The image in the push notification exceeds 10 MB

How to check

Verify that the image file size is under 10 MB.

How to fix

Reduce the image file size (recommended: under 5 MB) and send the push notification again.