MS Excel
If you need to remove only the formatting done in a range (numbers and formula typed there should not be removed), you must

Click on Remove Formatting tool on Standard Toolbar
Double click the Format Painter and then press Esc key in keyboard
From Edit menu choose Delete
From Edit menu choose Clear and then Formats

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MS Excel
To view a cell comment

Click the edit comment command on the insert menu
Click the comment command on the view menu
Click the display comment command on the window menu
Position the mouse pointer over the cell

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