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9 天
3G 退网后,T-Mobile 开始为部分不支持低频 4G/5G 的用户“免费”升级 ...
对于 T-Mobile 来说,这需要从 2021 年 3G 退网说起。由于其 3G 使用频率较低,于是将 3G 频谱清退以重新分配用于新网络,而这一过程直到 2022 年年中才彻底完成。在 3G 退网前,T-Mobile 就开始向那些使用不支持 4G LTE 设备的客户发短信,为其免费提供一部兼容 4G 网络的新手机。
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今日热点
China releases 3 Americans
Two-time Tony winner dies
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Signs trans bathroom ban
Man freed, gets $13M award
No immediate 737 MAX fix
'City under the ice'
Fake Gibson guitars seized
Alabama A&M player dies
Irregular sleep effects study
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Nebraska marijuana ruling
Jan. 6 coverage suit tossed
US sanctions more allies
Menendez seeks new trial
Travel advisory downgraded
Recalling over 226K vehicles
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X claims Infowars accounts
US economy expanded
To restrict filters for teens
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Meth-soaked clothing seized
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Weekly jobless claims fall
Halts Sora access after leak
Capitol Hill visit on Dec 5
Court upholds TX razor wire
Bail denied by third judge
Migration talk with MX pres
Suit over loss of NBA deal
Concedes in CA House race
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