There are 14 free training courses of how to use office suite for undefined

Use subtotal feature to do statistic

Quickly filter classified data

How to merge multiple worksheets into a worksheet

How to filter data horizontally

Quickly locate and view data

Split Books by Sheet

Clear and avoid duplicates entries in WPS Spreadsheet

How can we use the data validation feature

How to create a Form in spreadsheet

How to merge sheets with the same name

More features in Remove Duplicates

More features in AutoFilter

How to split a workbook into multiple files

Use data check method to quickly find difference items