htc m84g手机为什么只能连接2 g网络

2025-03-25 04:51:36
推荐回答(5个)
回答1:

系统不稳定,或者上网参数被修改。

按照下面的方法操作:

1、安装360手机助手、百度手机助手等等软件辅助类软件。用这类软件安装软件安全、可靠、稳定。

2、打开360手机助手,输入搜索有卓APN。

3、点击安装搜索到的程序。

4、安装结束,打开程序。选择自动设置上网参数就可以了(程序会自动测试手机卡并获取运营商上网参数,然后设置)。一定是自动不是手动,因为好多参数不知道,修改会导致好多功能不能用。

回答2:

  1. 你有没有开启4G业务?有没有更换过4G卡?

  2. 你的手机版本和你的手机卡的通信商是否一致?

    移动4G卡需要用移动版、联通4G卡需要用联通版、而电信4G卡需要电信版,港版和台版水货只支持联通的4G频段,不过一部分水货是不支持国内的TDD-LTE 4G的网络的······

  3. 你所在的地区有没有覆盖4G网络,或4G网络信号强不强?没有4G网络,或4G网络信号太弱的情况下手机会自动降低到2G和3G网络以保证信号强度的

回答3:

要用4G卡,另外很多地方不支持其他网络

回答4:

手机卡升级了没?

回答5:

说明该手机只支持2G网络

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