To resolve the issue try the following steps:
1. Ensure Both Devices Are On and Connected: Make sure both your and your child's devices are turned on and connected to the internet.
2. Restart Both Devices: Restart both your phone and your child's phone.
3. Check Screen Time Settings: On both devices, go to Settings > Screen Time and ensure it is properly set up and enabled.
4. Sign Out and Sign Back In: On both devices, go to Settings > [Your Name] > Family Sharing, then sign out and sign back in.
5. Update Software: Ensure both devices have the latest iOS updates installed.
6. Reset Screen Time: On your child’s device, go to **Settings > Screen Time > Turn Off Screen Time**, then turn it back on and set it up again.
If these steps don’t resolve the issue, contact Apple Support for further assistance.