方法/步骤1:
首先，你要去你开户的银行修改一下开户时预留的手机号码，修改完成以后，你用支付宝转账收到的短信验证码还是会发到老手机号码上的。
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方法/步骤2:
接着，你得在电脑上登陆一下支付宝，在首页找到“银行卡'鼠标移动到其上，会出现个”管理“点击管理。
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方法/步骤3:
点击”快捷支付，已开通“后面的”管理“按钮。
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方法/步骤4:
在出现的页面，找到”快捷支付“后方的”关闭“。
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方法/步骤5:
在出来的”关闭快捷支付服务”根据你自己的原因点上，一般选择“其他”。选择别的选项一样。
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方法/步骤6:
填写上“支付密码”点击“确定”。
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方法/步骤7:
然后，用手机登陆支付宝，你会发现你绑定的银行卡没有了。只要重新绑定你之前的银行卡，然后支付宝转账接收到的手机验证码就会发送到你修改过的预留手机号码上了。
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