How to Insert a Comment Box in Word, PowerPoint, and Excel

Method 1 of 3:

Open your Word or Powerpoint 2003 document. Just double-click on the file to launch it in its respective programs.
Select words. In your document, select a word or group of words that you want to comment on by clicking and dragging to highlight them.
Right-click on your selection. You should see an expanded menu. Click on the down arrow at the bottom of the menu to expand it further.
Insert a comment box. In the menu, you will see 'Insert Comment.' Click this will show you an area where you can write a comment about your selection.
Write your comment. Just write your comment inside the box. These will appear in the space outside your document margins, allowing you to write extensive comments about your selection.

Method 2 of 3:

Open your Word or Powerpoint 2007–2012 document. Just double-click on the file to launch it in its respective programs.
Select words. In your document, select a word or group of words that you want to comment on by clicking and dragging to highlight them.
Click on Review in the menu bar at the top portion of the window. This will change the ribbon options to some of the many Review tools you can use.
Insert a comment box. Under 'Comments' in the ribbon, you will see 'New Comment' as the first choice. Simply click on it to insert a comment box in the area where you highlighted.
Type in your comment. Do this inside the comment box. The comment box will appear at the sides of the document when expanded and will reduce itself to a speech bubble icon when minimized.

Method 3 of 3:

Open your Excel 2003–2013 file. Just double-click on the file to open it.
Select cells. On your Excel Worksheet, select the cell or cells you want to comment on by highlighting them.
1. You can hold the CTRL key while clicking to select multiple non-adjacent cells to highlight them.
Right-click on your selection. You will see 'Insert comment' in the expanded menu.
Insert a comment box. Click on 'Insert comment' and a comment pop-up will appear, allowing you to type your comment for the selection.
Add a comment. Inside the comment box, just type in whatever comment you need to add.
1. When you click a different cell, the comment will be minimized, indicated by the orange mark in the corner of the cell where you inserted a comment in.