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好吧问答库 > 小米4手机sim卡槽接触不良怎么维修？

小米4手机sim卡槽接触不良怎么维修？

2025年03月16日 18:49

有2个网友回答

网友（1）：

如您的手机无法读卡或检测不到SIM卡的话，您可将卡尝试放在其它手机进行试试，通过换卡和换机的方法来判断是卡的问题、还是手机的问题。

网友（2）：

你可以试着在SIm卡背面贴一张小纸条，然后在擦进去，把卡有金属的那一边试着自己擦擦

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