These controls can be found at the right side of the Design tab.
Click on the Watermark icon and either choose one of the preset designs or click on Custom Watermark…
From this dialog you can either use your own text or a graphic. For text, click on the option “Text watermark”, for a graphic, click on “Picture watermark” and locate the appropriate file
Choose a scale – Auto is probably best if you want to fill the entire page
It’s usually a good idea to select Washout. This lightens the image considerably, which means that the page’s text and other elements will still be easy to read
To delete the watermark, click on the Watermark icon and select Remove Watermark
A Watermark only affects the current section of your document. If you’ve split your document into sections then check each one and decide if it needs the same Watermark.
To find out more about using Word 2016, all in the trusted In Easy Steps style, click here. In full-colour and straightforward, jargon-free language, Word 2016 in easy steps will help you get to grips with this popular Office application, in no time at all!