With this utility you can get to the advanced settings of notifications, notification channels of any application installed in the system.
This makes it possible to configure such parameters as Importance, Sound, Vibration, Visibility of the notification icon, Blinking indicator, Display on the locked screen, Priority for each notification channel of the selected application separately. For example, you can set a notification alert melody for an application for which this is not provided for by default settings.

*Tested and intended primarily for Huawei, Honor devices. Does not work on Xiaomi devices, as they use their own notification manager. Samsung devices already has this functions in theis standart firmware.