1、在手机上面找到“微信”app，点击并打开“微信”app；
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2、在“微信”app的最下方找到“我”栏目，点击“我”栏目进去后，找到“支付”这一选项，点击并进入“支付”选项里；
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3、进入“支付”页面里面，找到“钱包”选项，点击进入“钱包”的页面，如图所示；
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4、进入“钱包”页面后，找到页面右上角的“账单”字样，点击并进入“账单”页面，如图所示；
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5、进入“账单”在页面中的交易时间选项点击进去，出来可滚动的选项框，往前拉动拉到头后，就可以看到是什么时候注册的微信了，以此类推就可以知道自己微信用了多久。
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