通过支付宝账户中的支付设置可以取消支付宝中的免密支付。具体操作步骤如下：
1、在手机主界面找到支付宝图标，点击打开支付宝APP进入支付宝主界面。
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2、在支付宝首页的右下方找到“我的”图标选项，点击进入支付宝“我的”主页面。
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https://iknow-pic.cdn.bcebos.com/9d82d158ccbf6c814843cda8b23eb13533fa407e"/>
3、在支付宝“我的”界面选择右上方的设置选项，点击进入支付宝设置界面。
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https://iknow-pic.cdn.bcebos.com/63d0f703918fa0ec4532854d289759ee3c6ddbfd"/>
4、在支付宝设置界面选择支付设置选项，点击进入支付设置界面。
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https://iknow-pic.cdn.bcebos.com/7af40ad162d9f2d313c9c5afa7ec8a136227cc92"/>
5、在支付设置界面选择免密支付/自动扣款选项，点击进入免密支付设置界面。
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https://iknow-pic.cdn.bcebos.com/e61190ef76c6a7ef671b4866f3faaf51f3de66b5"/>
6、在免密支付设置界面选择需要取消免密支付的商家，点击进入设置界面。
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https://iknow-pic.cdn.bcebos.com/728da9773912b31b97be2c698818367adbb4e1a4"/>
7、在取消免密支付商家的设置界面点击下方的关闭服务按钮，进行取消免密支付。
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https://iknow-pic.cdn.bcebos.com/8694a4c27d1ed21bfedfcea5a36eddc451da3f58"/>
8、在消免密支付的确认界面点击下方的确认解除按钮，即可完成取消该商家支付宝免密支付的设置操作。
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