Adding a watermark helps a layer of protection and personal branding to your photos when sharing online. Mylio Photos offers the option to add a customizable text watermark or apply a graphic watermark to your exported and shared photos.
Select your photo(s): Choose a single image or a series of images that you’d like to share.
Click the Share icon
.On a computer, click the settings icon
next to the sharing method you’d like to use (e.g., email, system clipboard, etc.).On a phone or tablet, tap the settings icon
next to Share.
Next to Watermark, click None and choose Text or Image.
Click the arrow
to customize your watermark as desired (see the detailed instructions below for customization options), then click the back arrow 
when finished.