Describes the cause and action for error messages.
Error Message(English)：
delete everything not filtered
microsoft excel - Remove Rows Not Part of Filter
https://superuser.com/questions/889234/remove-rows-not-part-of-filter
How to remove non-duplicate records in Excel-2010
https://superuser.com/questions/705991/how-to-remove-non-duplicate-records-in-excel-2010
Excel: Delete row if cell in certain column is blank?
https://superuser.com/questions/474530/excel-delete-row-if-cell-in-certain-column-is-blank
microsoft excel - How to delete rows not in filter
https://superuser.com/questions/387484/how-to-delete-rows-not-in-filter
microsoft excel - How to delete rows not in filter - Super User
https://superuser.com/questions/387484/how-to-delete-rows-not-in-filter/787428
How to filter a list and delete the rest hidden or visible rows in Excel?
https://www.extendoffice.com/documents/excel/3240-excel-filter-and-delete-rest.html
How to only delete visible rows or columns in Excel？ - ExtendOffice
https://www.extendoffice.com/documents/excel/1178-excel-delete-visible-rows-only.html
How to delete rows not containing certain text in Excel? - ExtendOffice
https://www.extendoffice.com/documents/excel/1759-excel-delete-rows-not-containing-certain-text.html・・・
How to delete all hidden rows or columns in Excel? - ExtendOffice
https://www.extendoffice.com/documents/excel/857-excel-delete-hidden-rows-columns.html