Google Play is responsible to retrieve + provide the subscriptions in the apps.
Apps ask Google Play app for the available subscriptions (it requires internet).
Google Play asks Google server → caches → returns available subscriptions.
The image shows that the device’s Google Play app does not work properly.
- Kurviger app, installation, subscription, update, upgrade [Kurviger Knowledgebase]
- Kurviger App, Installation, Abo, Update, Upgrade [Kurviger Knowledgebase]
Where did you install the app from?
Is it original Android or custom rom?
Is internet available in this process?
The image does not display the ads either → Google services do not work properly.
Is there any blocker / antivirus app installed limiting Android / Google services?