A. 1. Check internet connection: Ensure both devices have a stable internet connection for proper syncing. 2. Log out and log back in: This can refresh the app and may resolve syncing issues.

B. 3. Clear app cache: Go to Settings > Apps > Plann > Storage > Clear Cache to remove temporary files that may be causing syncing problems. 4. Update the app: Ensure you have the latest version of Plann installed on both devices.