Describes the cause and action for error messages.
Error Message(English)：
why my excel cannot drag cell
Display or hide the fill handle - Excel - Office Support - Office 365
https://support.office.com/en-ie/article/display-or-hide-the-fill-handle-80918200-9ae9-4615-93c9-13d・・・
Drag down option in excel is not working - YouTube
https://www.youtube.com/watch?v=VAPHwciwpbw
https://www.youtube.com/watch?v=VAPHwciwpbw
Solution for Excel autofill drag not working issue - YouTube
https://www.youtube.com/watch?v=OnnKOplGmjo
https://www.youtube.com/watch?v=OnnKOplGmjo
can not drag cell contents fro one cell to multiple cells ...
https://answers.microsoft.com/en-us/msoffice/forum/msoffice_excel-mso_other/can-not-drag-cell-conten・・・
FIX: Excel Fill Handle Not Working Properly & Tips to Use it Efficiently
http://www.repairmsexcel.com/blog/resolve-excel-fill-handle-not-working-issue
How to use AutoFill in Excel 2016-2010 ? all fill handle options
https://www.ablebits.com/office-addins-blog/2014/05/30/howto-use-autofill-excel/
Excel tutorial: How to use drag and drop in Excel - Exceljet
https://exceljet.net/lessons/how-to-use-drag-and-drop-in-excel