Customized mobile notification ringtone:
Due to the numerous brands for Android phones, and mobile systems of different brands have their own limitations. Some mobile platforms’ personal push SDK do not allow developers to customize notification ringtones. It is only allowed to use the notification ringtone of the mobile system. Therefore, if the phone does not support customized notification ringtone, so does the App.
Mobile model list as follows:
Models that do not support [customized mobile notification ringtone]: Huawei brand, Xiaomi, vivo, OPPO 10 or above.
Models that support [customized mobile notification ringtone]:
OPPO10 system below(including 10), overseas mobile phones supported by Google. (excluding Huawei)