所需工具：微信。
具体步骤如下：
1、打开微信，点击右下角“我”。
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2、点击进入“设置”。
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3、点击进入“账号与安全”。
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4、点击进入“微信安全中心”。
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5、点击“找回账号密码”，点击“申诉找回微信账号密码”。
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6、点击“开始申诉”。
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7、点击“我记得微信号”。
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8、输入“微信号”“可用手机号”“验证码”，按照要求发送短信，点击“我已发送短信，下一步”。
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9、按照要求通过验证，申诉成功，账号和密码就显示出来了，你的手机号就解绑了。
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