财付通怎样解绑建行银行卡方法如下：
1、打开浏览器搜索财付通，点击进入财付通官网，如下图所示。
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2、登录后，进入财付通账户首页，在界面中左侧找到“快捷支付”链接，如下图所示。
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3、进入快捷支付界面，点击选择需要解除绑定的银行卡，如下图所示。
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4、继续操作，需要用到财付通的支付密码，输入支付密码点击确认解除，如下图所示。
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5、输入正确后确认解除，会提示解绑成功，此时我们就已经完成银行卡的解除操作了
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