Using this trick you can hide any text information or a message within an image file irrespective of the fact that how long your information or message is.So, lets see how to do it. There are two ways to blur: 1) Simply use the blur tool and drag over the text. Hiding text within an image file is one of the tricks used in Steganography. 3 Ways to Extract Images from a Word File Extracting one image at a time using Save as Picture Displaying file extensions in Windows Extracting all images by.