Try these checks if your child’s phone isn’t connecting to 4G or 5G.
Check coverage and outages. Use our network coverage map and network status map to check your area.
Restart the phone. Turn it off, wait a few seconds, then turn it back on.
Refresh the connection. Turn Aeroplane Mode on for about 30 seconds, then turn it off.
Check mobile data settings. Make sure mobile data is on and check the phone’s preferred network settings for 4G or 5G options.
Check for software updates. Look in the phone’s settings for available updates.
Check the SIM. Make sure it’s properly inserted and doesn’t appear damaged.
Settings vary by phone and software version. Check Optus Device Help for instructions for your phone.