支付宝密码输错3次系统自动锁住3小时，3小时后才能输入支付密码尝试登录，如果还是错误继续锁住3个小时。

解决方法（步骤）：

1、登录支付宝服务大厅， 点击【客户服务】-【自助服务】—【重置登录密码】

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2、输入支付宝账户名和校验码，点击【下一步】

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3、选择【通过手机校验码】，点击【立即重置】

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4、点击【点此免费获取】，输入手机上收到的校验码，点击【下一步】

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5、设置新登录密码，点击【确定】，设置成功

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参考资料：/help.lab.alipay.com/lab/help_detail.htm?help_id=211473"target="_blank"title="密码被锁定，怎么办？-服务大厅-支付宝">密码被锁定，怎么办？-服务大厅-支付宝