How to Add and Editing Comments in MS Excel

Adding and Editing Comments in MS Office Excel
You can add and edit comments in Microsoft Office Excel by using the keyboard. To add a comment:
1. Press SHIFT+F2 to insert a comment in the current cell.
2. Type the text of your comment, and then press ESC twice.

To edit a comment:
1. Go to the cell that contains the comment and press SHIFT+F2. The comment opens.
2. Make your changes, and then press ESC twice.