How to remove the URL in the format background used in ppt courseware from the Internet?

If the background is white, you can insert a rectangular box, set it to be filled with white, and there is no border to cover the URL. If it is other background color, you can use "drawing" to solve it. way

Copy the picture, open "Draw", click "Edit" to paste, then click the "Select" tool of the rectangle in the upper right corner of the left, press the left mouse button to drag a small rectangle with the same or similar color near the text of the advertising website, right click, copy, and then right click to paste. At this time, the copied color block appears in the upper left corner. Drag the color block to the advertising website to cover it. If the colors are similar or the same, you can paste them multiple times. It is best to take color, copy and paste under a magnifying glass.