We’ll show you how to add columns in Google Sheets, including how to insert a single column to the left or right and how to add multiple columns to your sheet.

We will also show you how to repeat the row or column headers while printing a multi-page spreadsheet document. How to add Headers or Footers in Google Sheets?

The larger a spreadsheet gets, the more likely you'll want to start hiding rows or columns or maybe you've been given a sheet that has hidden rows or columns.