導航欄不會下拉并顯示移動版本上的選項。我試圖弄清楚如何讓它作業，但沒有運氣。
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此外 ms-auto 似乎也不起作用，當我嘗試更改文本大小時，它拒絕超過某個點。我可以得到幫助嗎？我試過切換運行腳本的順序，我試過用 JQuery 運行它，我試過一切。我唯一一次看到選項是在我使用 container-fluid 類時，但由于在移動版本上執行此操作時無法隱藏選項，因此沒有意義。我如何讓這個作業？
uj5u.com熱心網友回復：
這是因為您仍在使用 BS4 的課程。嘗試在此處閱讀 BS5 的檔案。
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