If you want to add a special touch to your worksheet, you can insert a picture as a background image. You might do this when you want to showcase an image related to your worksheet, such as a company logo, a beautiful travel destination, or a picture of your corporate headquarters. If you add an image and then later think better of it, removing it is a simple thing.
Click the Page Layout tab.
In the Insert Pictures window, click Browse.
Navigate to the folder that contains the image you want to use as a background.
Click the image.
To remove a background ...