Android
- Open Settings → Apps → Mesquita Do Porto → Storage → Clear data.
- Alternatively, uninstall the app — all local data will be removed.
iOS
- Long-press the app icon on the home screen and choose "Remove App" → "Delete App".
- All data (bookmarks, notes, preferences) is removed with uninstall.
Data in remote services
The notification identifier is anonymous and expires automatically when the app is uninstalled. For immediate deletion, contact ccislamicoporto@sapo.pt.