天气预报 > 其他 > 红米手机卡1没信号
红米手机卡1没信号
更新时间: 2020-06-28 00:00:00  

1、SIM卡接触不良好,关机取出SIM卡重装试用;

2、手机周边网络故障,检查周边手机同一运营商网络是否正常,判断是否为网络故障;

3、手机系统的问题,重启手机还原网络设置,检查是否为系统问题;

4、SIM卡本身的问题,建议到移动服务厅更换SIM卡;

5、硬件问题,进行硬件测试在硬件测试界面点击SIM卡测试确认SIM卡状态是否正常;

6、手机本身问题,建议到售后网点检测。

关键词: 手机 信号

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