首先需要向运营商确认是否开通了来电显示。而后关闭手机的VOLTE 高清语音通话功能。然后重启手机。
![华为手机来电显示未知怎么办？[图]](https://exp-picture.cdn.bcebos.com/d04eec260d9a310eebf11f9831b842406bfea2ff.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_640%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
若无效继续再设置中找到，应用管理，右上角显示系统进程，找到电话，然后清除数据。
![华为手机来电显示未知怎么办？[图]](https://exp-picture.cdn.bcebos.com/939c2d40b6f3918732766f7224fce186252feffc.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_640%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
![华为手机来电显示未知怎么办？[图]](https://exp-picture.cdn.bcebos.com/b7b28f87031c99c09c961734af2fa872951fedfc.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_640%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
![华为手机来电显示未知怎么办？[图]](https://exp-picture.cdn.bcebos.com/a9338a1fbee434daca34bc91f271fe1d97d8e4fc.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_640%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
![华为手机来电显示未知怎么办？[图]](https://exp-picture.cdn.bcebos.com/604e9556ad042e685883a75385f85856d43dd1fc.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_640%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
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本文标题： 华为手机来电显示未知怎么办？
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