淘宝U先试用的入口可从淘宝的必备工具中的购物娱乐栏目进入，具体操作方法如下;
1、首先，在手机桌面找到并打开【淘宝】，如下图所示。
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2、进入淘宝后，点击右下角的【我的淘宝】，并在我的淘宝界面找到【必备工具】栏目，并点击右侧的【查看全部工具】，如下图所示。
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3、进入更多界面后，在该界面下滑找到【购物娱乐】栏目，如下图所示。
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4、找到购物娱乐栏目后，在该栏目中即可看到【U先试用】选项，点击它，如下图所示。
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5、最后，即可进入天猫的【U先试用】界面，在该界面即可选择所需试用的商品，如下图所示。
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注意事项：
进入全部工具界面后需要向下滑才能知道购物娱乐栏目，U先试用在购物娱乐栏目的第一排第三个。
