On an iPhone, open the settings, tap Focus, and change to Sleep. Switch it or change the schedule. It can be also handled with the help of “Health app settings. In case Screen Time is turned on, make sure that restrictions are adjustable. Switching off Sleep Mode prevents silencing of notifications within designated times. Parents are advised to strike a balance between its disabling and enabling so that children can continue to adhere to a regular bedtime schedule to enjoy good health.