手机屏幕顶端显示HD,说明开启了VoLTE高清语音业务,VoLTE即Voice over LTE,它是一种IP数据传输技术,无需2G/3G网,全部业务承载于4G网络上,可实现数据与语音业务在同一网络下的统一。
vivo手机关闭volte功能方法如下:
Funtouch OS 3.1及以下系统:进入设置--电话--将VoLTE通话关闭;
Funtouch OS 3.1以上系统:进入设置--更多设置--关于手机--SIM卡状态--将VoLTE通话关闭。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/adaf2edda3cc7cd94cc3abbe3701213fb90e91ef?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/77094b36acaf2edd1c1fd68e831001e9380193ef?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/77094b36acaf2edd1c0dd68e831001e9380193dd?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
状态栏的HD也会随之消失
注:部分机型是进入设置→电话中关闭
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