A. 1. Check roaming settings: Ensure that data roaming is enabled on your device. Go to Settings > Network & Internet > Mobile Network and toggle on 'Data roaming'. 2. Manually select a network: Sometimes, manually selecting a network can improve connectivity. Go to Settings > Network & Internet > Mobile Network > Network operators and select 'Search networks'. Choose a network from the list. 3. Use Wi-Fi when available: To avoid issues with data roaming, use Wi-Fi whenever possible. This can help you stay connected without relying on mobile data. 4. Monitor your data usage: Keep track of your data usage to avoid unexpected charges and ensure you are within your plan limits.