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Notification Service Extension not displaying image

Alexander Boldyrev edited this page May 6, 2025 · 2 revisions

Sometimes it is possible that the image is not displayed in the notification service extension. This can happen if the image is not available at the time of displaying the notification. The image is downloaded in the background and if it is not available, it will not be displayed in the notification service extension.

So please, make sure that the image is available at the time of displaying the notification. You can check this by logging the image URL and checking if it is accessible at that time.

If the image is available, but still not displayed, please check the following:

  1. You can try adding your Notification Service Extension manually following official documentation of Flutter - pay attention to the section 3. of Creating app extension UIs with Flutter.
  2. If you face build issues, you can verify your Build Phases order is as displayed here:
  3. Make sure that you are using the latest version of the Infobip Mobile Messaging SDK for iOS and Flutter.
  4. Check if there are any errors in the console logs related to the image loading or displaying.
  5. If you are using a custom image URL, make sure that the URL is valid and accessible from the device.
  6. Check if the image is in a supported format (e.g., JPEG, PNG) and not too large.
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