1、有可能是我们自己不小心把手机放入口袋,按到了音量键,这里就点开【设置】。 2、到了小米的【设置】界面,【声音和振动】也敲开的。 3、我们就看到3个声音都被不小心关闭掉了。 4、我们就可以分别开启下[详细]
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