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本教程适用于
产品型号:HUAWEI Mate 40 Pro
系统版本:EMUI 11.0
型号:HUAWEI Mate 40 Pro
系统:EMUI 11.0
软件:
电信4G卡升级为5G卡,只需到营业厅升级手机卡即可。升级手机卡相当于将4G手机升级为5G手机卡。手机号码不需要改,但是手机要改。中国电信网上营业厅为电信客户提供充值缴费、资费查询、业务处理、在线客服、故障报告、投诉咨询、品牌专区等全方位电子自助服务;中国电信——世界触手可及。
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