如何修改前臺(tái)顯示的“in stock on+日期”

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In stock on March 16, 2018.
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如上，是前臺(tái)的顯示情況。問(wèn)題是我沒(méi)有填寫過(guò)庫(kù)存到貨日期，而且目前3/7日，已經(jīng)有一堆產(chǎn)品在預(yù)留中，一直沒(méi)有轉(zhuǎn)成在售。我在批量文件模板中修改了sale date，但是一直沒(méi)有變化。該如何處理呢？只能等待到了日期才能開(kāi)始售賣嗎？
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