How to Insert Comments in Excel
Comments are functionality, which allows you to store text information about the data contained in certain cells of the worksheet.
Edition
If you want to change the content of the comment, format it, or delete, the cell must be re-click the right mouse button. You’ll see that in the context menu there are new entries to permit an above steps. The last of them Show / Hide Comments will simultaneously display the comments on a permanent basis (or hide them again later). With this feature, you do not move the mouse to turn on all of the cells that store comments to see them.
Printing comments
By default, comments do not appear on the print – serving only storing text information that is complementary to display the contents of a cell. However, if you want to print their, this option can be set to the settings on the sheet.
Template
Further reading: How to print a full page chart? How to print all tabs? Excel Functions