5G SIM卡插入變成3G訊號 - iOS

By Poppy
at 2020-08-12T12:13
at 2020-08-12T12:13
Table of Contents
機型:I PHONE 8 PLUS
系統版本:13.6
問題描述:
大家好
昨天台哥大4G合約到期轉到中華電信5G方案
今早開通後 插入新5G SIM卡
開機系統搜尋完後直接變成3G
已經有去設定-->行動服務-->行動數據選項 去調整過了
還有把飛航模式開啟再關閉
都不行 一直顯示為3G 而且以不能上網
只能撥電話
有將SIM卡 裝入 別台I PHONE 可以使用4G
將他人SIM卡 裝入我的8 PLUS 也一樣為3G
所以應該是手機的問題
想問問大家有沒有遇過這種情況
謝謝
--
Tags:
iOS
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