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1.登入teams (https://teams.microsoft.com)
點選「聊天」
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2.聊天區看到該課程的錄製影片
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3.點選影片下方的「檢視或變更到期日」旁邊的「這裡」
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4.點檔案下方有個到期日
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5.選擇「Remove expiration」,影片就不會過期無法開啟了
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6.設定完成後,顯示畫面